Home / 249,318,000.30-373,977,000.45-147,281,328.30

Finding the Fourth Proportional to 249,318,000.30, 373,977,000.45 and 147,281,328.30

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Solution

The fourth proportional to 249,318,000.30, 373,977,000.45 and 147,281,328.30 is: 220,921,992.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,318,000.30 : 373,977,000.45 = 147,281,328.30 : x
  2. Step 2: Convert to fraction form
    249,318,000.30/373,977,000.45 = 147,281,328.30/x
  3. Step 3: Cross multiply
    249,318,000.30x = 373,977,000.45 × 147,281,328.30
  4. Step 4: Simplify right side
    249,318,000.30x = 55,079,829,379,925,704
  5. Step 5: Solve for x
    x = 55,079,829,379,925,704/249,318,000.30
  6. Step 6: Final answer
    x = 220,921,992.45

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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.