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Finding the Fourth Proportional to 10,088,686,117.80, 15,133,029,176.70 and 10,088,686,117.80

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Solution

The fourth proportional to 10,088,686,117.80, 15,133,029,176.70 and 10,088,686,117.80 is: 15,133,029,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088,686,117.80 : 15,133,029,176.70 = 10,088,686,117.80 : x
  2. Step 2: Convert to fraction form
    10,088,686,117.80/15,133,029,176.70 = 10,088,686,117.80/x
  3. Step 3: Cross multiply
    10,088,686,117.80x = 15,133,029,176.70 × 10,088,686,117.80
  4. Step 4: Simplify right side
    10,088,686,117.80x = 152,672,381,375,235,653,632
  5. Step 5: Solve for x
    x = 152,672,381,375,235,653,632/10,088,686,117.80
  6. Step 6: Final answer
    x = 15,133,029,176.70

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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.