Home / 126,041,591.21-173,938,154.72-70,290,536.31

Finding the Fourth Proportional to 126,041,591.21, 173,938,154.72 and 70,290,536.31

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Solution

The fourth proportional to 126,041,591.21, 173,938,154.72 and 70,290,536.31 is: 97,001,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,041,591.21 : 173,938,154.72 = 70,290,536.31 : x
  2. Step 2: Convert to fraction form
    126,041,591.21/173,938,154.72 = 70,290,536.31/x
  3. Step 3: Cross multiply
    126,041,591.21x = 173,938,154.72 × 70,290,536.31
  4. Step 4: Simplify right side
    126,041,591.21x = 12,226,206,179,689,106
  5. Step 5: Solve for x
    x = 12,226,206,179,689,106/126,041,591.21
  6. Step 6: Final answer
    x = 97,001,363.30

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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.