Home / 259,471,875-358,070,956.14-146,465,153.40

Finding the Fourth Proportional to 259,471,875, 358,070,956.14 and 146,465,153.40

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Solution

The fourth proportional to 259,471,875, 358,070,956.14 and 146,465,153.40 is: 202,121,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,471,875 : 358,070,956.14 = 146,465,153.40 : x
  2. Step 2: Convert to fraction form
    259,471,875/358,070,956.14 = 146,465,153.40/x
  3. Step 3: Cross multiply
    259,471,875x = 358,070,956.14 × 146,465,153.40
  4. Step 4: Simplify right side
    259,471,875x = 52,444,917,519,129,768
  5. Step 5: Solve for x
    x = 52,444,917,519,129,768/259,471,875
  6. Step 6: Final answer
    x = 202,121,781.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.