Home / 56,548,171,380.10-78,036,712,210.65-31,173,085,259.14

Finding the Fourth Proportional to 56,548,171,380.10, 78,036,712,210.65 and 31,173,085,259.14

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Solution

The fourth proportional to 56,548,171,380.10, 78,036,712,210.65 and 31,173,085,259.14 is: 43,018,987,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,548,171,380.10 : 78,036,712,210.65 = 31,173,085,259.14 : x
  2. Step 2: Convert to fraction form
    56,548,171,380.10/78,036,712,210.65 = 31,173,085,259.14/x
  3. Step 3: Cross multiply
    56,548,171,380.10x = 78,036,712,210.65 × 31,173,085,259.14
  4. Step 4: Simplify right side
    56,548,171,380.10x = 2,432,645,083,085,563,494,400
  5. Step 5: Solve for x
    x = 2,432,645,083,085,563,494,400/56,548,171,380.10
  6. Step 6: Final answer
    x = 43,018,987,594.38

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Double scale
Find fourth proportional to 56,548,171,381.10, 78,036,712,212.03 and 31,173,085,260.14
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.