Home / 163,911,105.30-245,547,793.35-99,022,159.20

Finding the Fourth Proportional to 163,911,105.30, 245,547,793.35 and 99,022,159.20

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Solution

The fourth proportional to 163,911,105.30, 245,547,793.35 and 99,022,159.20 is: 148,340,605.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,911,105.30 : 245,547,793.35 = 99,022,159.20 : x
  2. Step 2: Convert to fraction form
    163,911,105.30/245,547,793.35 = 99,022,159.20/x
  3. Step 3: Cross multiply
    163,911,105.30x = 245,547,793.35 × 99,022,159.20
  4. Step 4: Simplify right side
    163,911,105.30x = 24,314,672,684,312,400
  5. Step 5: Solve for x
    x = 24,314,672,684,312,400/163,911,105.30
  6. Step 6: Final answer
    x = 148,340,605.96

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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.