Home / 103,464,026.22-142,783,803.06-56,423,666.28

Finding the Fourth Proportional to 103,464,026.22, 142,783,803.06 and 56,423,666.28

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Solution

The fourth proportional to 103,464,026.22, 142,783,803.06 and 56,423,666.28 is: 77,866,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,464,026.22 : 142,783,803.06 = 56,423,666.28 : x
  2. Step 2: Convert to fraction form
    103,464,026.22/142,783,803.06 = 56,423,666.28/x
  3. Step 3: Cross multiply
    103,464,026.22x = 142,783,803.06 × 56,423,666.28
  4. Step 4: Simplify right side
    103,464,026.22x = 8,056,385,654,046,683
  5. Step 5: Solve for x
    x = 8,056,385,654,046,683/103,464,026.22
  6. Step 6: Final answer
    x = 77,866,539.21

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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.