Home / 180,947,180.40-249,708,195.12-98,441,555.76

Finding the Fourth Proportional to 180,947,180.40, 249,708,195.12 and 98,441,555.76

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Solution

The fourth proportional to 180,947,180.40, 249,708,195.12 and 98,441,555.76 is: 135,849,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,947,180.40 : 249,708,195.12 = 98,441,555.76 : x
  2. Step 2: Convert to fraction form
    180,947,180.40/249,708,195.12 = 98,441,555.76/x
  3. Step 3: Cross multiply
    180,947,180.40x = 249,708,195.12 × 98,441,555.76
  4. Step 4: Simplify right side
    180,947,180.40x = 24,581,663,213,634,440
  5. Step 5: Solve for x
    x = 24,581,663,213,634,440/180,947,180.40
  6. Step 6: Final answer
    x = 135,849,937.86

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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.