Home / 99,897,104,158.83-149,854,465,869.26-28,187,247,178.76

Finding the Fourth Proportional to 99,897,104,158.83, 149,854,465,869.26 and 28,187,247,178.76

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Solution

The fourth proportional to 99,897,104,158.83, 149,854,465,869.26 and 28,187,247,178.76 is: 42,283,356,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,897,104,158.83 : 149,854,465,869.26 = 28,187,247,178.76 : x
  2. Step 2: Convert to fraction form
    99,897,104,158.83/149,854,465,869.26 = 28,187,247,178.76/x
  3. Step 3: Cross multiply
    99,897,104,158.83x = 149,854,465,869.26 × 28,187,247,178.76
  4. Step 4: Simplify right side
    99,897,104,158.83x = 4,223,984,870,297,136,791,552
  5. Step 5: Solve for x
    x = 4,223,984,870,297,136,791,552/99,897,104,158.83
  6. Step 6: Final answer
    x = 42,283,356,518.34

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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.