Home / 402,912,018.80-604,517,327.40-160,748,716.40

Finding the Fourth Proportional to 402,912,018.80, 604,517,327.40 and 160,748,716.40

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Solution

The fourth proportional to 402,912,018.80, 604,517,327.40 and 160,748,716.40 is: 241,182,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,912,018.80 : 604,517,327.40 = 160,748,716.40 : x
  2. Step 2: Convert to fraction form
    402,912,018.80/604,517,327.40 = 160,748,716.40/x
  3. Step 3: Cross multiply
    402,912,018.80x = 604,517,327.40 × 160,748,716.40
  4. Step 4: Simplify right side
    402,912,018.80x = 97,175,384,421,108,544
  5. Step 5: Solve for x
    x = 97,175,384,421,108,544/402,912,018.80
  6. Step 6: Final answer
    x = 241,182,640.10

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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.