Home / 10,872,996,378.30-14,996,234,575.80-7,063,746,662.70

Finding the Fourth Proportional to 10,872,996,378.30, 14,996,234,575.80 and 7,063,746,662.70

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Solution

The fourth proportional to 10,872,996,378.30, 14,996,234,575.80 and 7,063,746,662.70 is: 9,742,448,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,996,378.30 : 14,996,234,575.80 = 7,063,746,662.70 : x
  2. Step 2: Convert to fraction form
    10,872,996,378.30/14,996,234,575.80 = 7,063,746,662.70/x
  3. Step 3: Cross multiply
    10,872,996,378.30x = 14,996,234,575.80 × 7,063,746,662.70
  4. Step 4: Simplify right side
    10,872,996,378.30x = 105,929,601,937,873,584,128
  5. Step 5: Solve for x
    x = 105,929,601,937,873,584,128/10,872,996,378.30
  6. Step 6: Final answer
    x = 9,742,448,010.86

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1.5x scale

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.