Home / 101,363,779,807.14-139,882,154,654.25-55,014,207,763.77

Finding the Fourth Proportional to 101,363,779,807.14, 139,882,154,654.25 and 55,014,207,763.77

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Solution

The fourth proportional to 101,363,779,807.14, 139,882,154,654.25 and 55,014,207,763.77 is: 75,919,681,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,363,779,807.14 : 139,882,154,654.25 = 55,014,207,763.77 : x
  2. Step 2: Convert to fraction form
    101,363,779,807.14/139,882,154,654.25 = 55,014,207,763.77/x
  3. Step 3: Cross multiply
    101,363,779,807.14x = 139,882,154,654.25 × 55,014,207,763.77
  4. Step 4: Simplify right side
    101,363,779,807.14x = 7,695,505,918,592,715,587,584
  5. Step 5: Solve for x
    x = 7,695,505,918,592,715,587,584/101,363,779,807.14
  6. Step 6: Final answer
    x = 75,919,681,894.60

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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.