Home / 70,123,775.22-105,223,264.65-29,211,478.74

Finding the Fourth Proportional to 70,123,775.22, 105,223,264.65 and 29,211,478.74

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Solution

The fourth proportional to 70,123,775.22, 105,223,264.65 and 29,211,478.74 is: 43,832,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,123,775.22 : 105,223,264.65 = 29,211,478.74 : x
  2. Step 2: Convert to fraction form
    70,123,775.22/105,223,264.65 = 29,211,478.74/x
  3. Step 3: Cross multiply
    70,123,775.22x = 105,223,264.65 × 29,211,478.74
  4. Step 4: Simplify right side
    70,123,775.22x = 3,073,727,158,276,868.50
  5. Step 5: Solve for x
    x = 3,073,727,158,276,868.50/70,123,775.22
  6. Step 6: Final answer
    x = 43,832,881.91

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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.