Home / 174,312,117.60-261,468,176.40-72,042,165.60

Finding the Fourth Proportional to 174,312,117.60, 261,468,176.40 and 72,042,165.60

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Solution

The fourth proportional to 174,312,117.60, 261,468,176.40 and 72,042,165.60 is: 108,063,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,312,117.60 : 261,468,176.40 = 72,042,165.60 : x
  2. Step 2: Convert to fraction form
    174,312,117.60/261,468,176.40 = 72,042,165.60/x
  3. Step 3: Cross multiply
    174,312,117.60x = 261,468,176.40 × 72,042,165.60
  4. Step 4: Simplify right side
    174,312,117.60x = 18,836,733,663,338,812
  5. Step 5: Solve for x
    x = 18,836,733,663,338,812/174,312,117.60
  6. Step 6: Final answer
    x = 108,063,248.40

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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.