Home / 279,431,407.62-418,683,746.16-169,925,332.32

Finding the Fourth Proportional to 279,431,407.62, 418,683,746.16 and 169,925,332.32

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Solution

The fourth proportional to 279,431,407.62, 418,683,746.16 and 169,925,332.32 is: 254,606,220.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,431,407.62 : 418,683,746.16 = 169,925,332.32 : x
  2. Step 2: Convert to fraction form
    279,431,407.62/418,683,746.16 = 169,925,332.32/x
  3. Step 3: Cross multiply
    279,431,407.62x = 418,683,746.16 × 169,925,332.32
  4. Step 4: Simplify right side
    279,431,407.62x = 71,144,974,703,220,528
  5. Step 5: Solve for x
    x = 71,144,974,703,220,528/279,431,407.62
  6. Step 6: Final answer
    x = 254,606,220.93

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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.