Home / 98,495,324.70-147,742,987.05-30,329,159.10

Finding the Fourth Proportional to 98,495,324.70, 147,742,987.05 and 30,329,159.10

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Solution

The fourth proportional to 98,495,324.70, 147,742,987.05 and 30,329,159.10 is: 45,493,738.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,495,324.70 : 147,742,987.05 = 30,329,159.10 : x
  2. Step 2: Convert to fraction form
    98,495,324.70/147,742,987.05 = 30,329,159.10/x
  3. Step 3: Cross multiply
    98,495,324.70x = 147,742,987.05 × 30,329,159.10
  4. Step 4: Simplify right side
    98,495,324.70x = 4,480,920,560,148,690
  5. Step 5: Solve for x
    x = 4,480,920,560,148,690/98,495,324.70
  6. Step 6: Final answer
    x = 45,493,738.65

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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.