Home / 145,386,526.16-200,655,120.84-93,234,449.36

Finding the Fourth Proportional to 145,386,526.16, 200,655,120.84 and 93,234,449.36

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Solution

The fourth proportional to 145,386,526.16, 200,655,120.84 and 93,234,449.36 is: 128,677,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,386,526.16 : 200,655,120.84 = 93,234,449.36 : x
  2. Step 2: Convert to fraction form
    145,386,526.16/200,655,120.84 = 93,234,449.36/x
  3. Step 3: Cross multiply
    145,386,526.16x = 200,655,120.84 × 93,234,449.36
  4. Step 4: Simplify right side
    145,386,526.16x = 18,707,969,702,781,660
  5. Step 5: Solve for x
    x = 18,707,969,702,781,660/145,386,526.16
  6. Step 6: Final answer
    x = 128,677,465.49

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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.