Home / 87,242,013,095.50-130,679,756,798.94-55,354,272,211

Finding the Fourth Proportional to 87,242,013,095.50, 130,679,756,798.94 and 55,354,272,211

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Solution

The fourth proportional to 87,242,013,095.50, 130,679,756,798.94 and 55,354,272,211 is: 82,915,129,690.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,242,013,095.50 : 130,679,756,798.94 = 55,354,272,211 : x
  2. Step 2: Convert to fraction form
    87,242,013,095.50/130,679,756,798.94 = 55,354,272,211/x
  3. Step 3: Cross multiply
    87,242,013,095.50x = 130,679,756,798.94 × 55,354,272,211
  4. Step 4: Simplify right side
    87,242,013,095.50x = 7,233,682,830,315,802,853,376
  5. Step 5: Solve for x
    x = 7,233,682,830,315,802,853,376/87,242,013,095.50
  6. Step 6: Final answer
    x = 82,915,129,690.98

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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.