Home / 77,992,547,188.39-116,907,169,320.81-32,639,240,294.92

Finding the Fourth Proportional to 77,992,547,188.39, 116,907,169,320.81 and 32,639,240,294.92

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Solution

The fourth proportional to 77,992,547,188.39, 116,907,169,320.81 and 32,639,240,294.92 is: 48,924,689,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,992,547,188.39 : 116,907,169,320.81 = 32,639,240,294.92 : x
  2. Step 2: Convert to fraction form
    77,992,547,188.39/116,907,169,320.81 = 32,639,240,294.92/x
  3. Step 3: Cross multiply
    77,992,547,188.39x = 116,907,169,320.81 × 32,639,240,294.92
  4. Step 4: Simplify right side
    77,992,547,188.39x = 3,815,761,191,660,816,433,152
  5. Step 5: Solve for x
    x = 3,815,761,191,660,816,433,152/77,992,547,188.39
  6. Step 6: Final answer
    x = 48,924,689,976.39

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1.5x scale

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.