Home / 238,732,265.64-358,077,885.80-145,334,998.14

Finding the Fourth Proportional to 238,732,265.64, 358,077,885.80 and 145,334,998.14

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Solution

The fourth proportional to 238,732,265.64, 358,077,885.80 and 145,334,998.14 is: 217,990,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,732,265.64 : 358,077,885.80 = 145,334,998.14 : x
  2. Step 2: Convert to fraction form
    238,732,265.64/358,077,885.80 = 145,334,998.14/x
  3. Step 3: Cross multiply
    238,732,265.64x = 358,077,885.80 × 145,334,998.14
  4. Step 4: Simplify right side
    238,732,265.64x = 52,041,248,866,718,128
  5. Step 5: Solve for x
    x = 52,041,248,866,718,128/238,732,265.64
  6. Step 6: Final answer
    x = 217,990,009.55

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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.