Home / 134,186,688.20-201,280,032.30-121,006,951.40

Finding the Fourth Proportional to 134,186,688.20, 201,280,032.30 and 121,006,951.40

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Solution

The fourth proportional to 134,186,688.20, 201,280,032.30 and 121,006,951.40 is: 181,510,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,186,688.20 : 201,280,032.30 = 121,006,951.40 : x
  2. Step 2: Convert to fraction form
    134,186,688.20/201,280,032.30 = 121,006,951.40/x
  3. Step 3: Cross multiply
    134,186,688.20x = 201,280,032.30 × 121,006,951.40
  4. Step 4: Simplify right side
    134,186,688.20x = 24,356,283,086,316,532
  5. Step 5: Solve for x
    x = 24,356,283,086,316,532/134,186,688.20
  6. Step 6: Final answer
    x = 181,510,427.10

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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.