Home / 893,712,000.32-1,340,554,546.56-402,078,090.32

Finding the Fourth Proportional to 893,712,000.32, 1,340,554,546.56 and 402,078,090.32

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Solution

The fourth proportional to 893,712,000.32, 1,340,554,546.56 and 402,078,090.32 is: 603,111,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,712,000.32 : 1,340,554,546.56 = 402,078,090.32 : x
  2. Step 2: Convert to fraction form
    893,712,000.32/1,340,554,546.56 = 402,078,090.32/x
  3. Step 3: Cross multiply
    893,712,000.32x = 1,340,554,546.56 × 402,078,090.32
  4. Step 4: Simplify right side
    893,712,000.32x = 539,007,612,050,638,272
  5. Step 5: Solve for x
    x = 539,007,612,050,638,272/893,712,000.32
  6. Step 6: Final answer
    x = 603,111,082.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.