Home / 702,432,017.60-1,053,648,026.40-457,544,004.80

Finding the Fourth Proportional to 702,432,017.60, 1,053,648,026.40 and 457,544,004.80

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Solution

The fourth proportional to 702,432,017.60, 1,053,648,026.40 and 457,544,004.80 is: 686,316,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,432,017.60 : 1,053,648,026.40 = 457,544,004.80 : x
  2. Step 2: Convert to fraction form
    702,432,017.60/1,053,648,026.40 = 457,544,004.80/x
  3. Step 3: Cross multiply
    702,432,017.60x = 1,053,648,026.40 × 457,544,004.80
  4. Step 4: Simplify right side
    702,432,017.60x = 482,090,337,648,672,128
  5. Step 5: Solve for x
    x = 482,090,337,648,672,128/702,432,017.60
  6. Step 6: Final answer
    x = 686,316,007.20

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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.