Home / 88,762,979.80-133,060,488.90-52,399,293.40

Finding the Fourth Proportional to 88,762,979.80, 133,060,488.90 and 52,399,293.40

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Solution

The fourth proportional to 88,762,979.80, 133,060,488.90 and 52,399,293.40 is: 78,549,363.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,762,979.80 : 133,060,488.90 = 52,399,293.40 : x
  2. Step 2: Convert to fraction form
    88,762,979.80/133,060,488.90 = 52,399,293.40/x
  3. Step 3: Cross multiply
    88,762,979.80x = 133,060,488.90 × 52,399,293.40
  4. Step 4: Simplify right side
    88,762,979.80x = 6,972,275,597,818,543
  5. Step 5: Solve for x
    x = 6,972,275,597,818,543/88,762,979.80
  6. Step 6: Final answer
    x = 78,549,363.86

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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.