Home / 708,608,181.60-1,062,912,272.40-435,092,047.20

Finding the Fourth Proportional to 708,608,181.60, 1,062,912,272.40 and 435,092,047.20

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Solution

The fourth proportional to 708,608,181.60, 1,062,912,272.40 and 435,092,047.20 is: 652,638,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,608,181.60 : 1,062,912,272.40 = 435,092,047.20 : x
  2. Step 2: Convert to fraction form
    708,608,181.60/1,062,912,272.40 = 435,092,047.20/x
  3. Step 3: Cross multiply
    708,608,181.60x = 1,062,912,272.40 × 435,092,047.20
  4. Step 4: Simplify right side
    708,608,181.60x = 462,464,676,592,520,064
  5. Step 5: Solve for x
    x = 462,464,676,592,520,064/708,608,181.60
  6. Step 6: Final answer
    x = 652,638,070.80

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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.