Home / 249,113,295.10-373,669,942.65-145,376,011.90

Finding the Fourth Proportional to 249,113,295.10, 373,669,942.65 and 145,376,011.90

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Solution

The fourth proportional to 249,113,295.10, 373,669,942.65 and 145,376,011.90 is: 218,064,017.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113,295.10 : 373,669,942.65 = 145,376,011.90 : x
  2. Step 2: Convert to fraction form
    249,113,295.10/373,669,942.65 = 145,376,011.90/x
  3. Step 3: Cross multiply
    249,113,295.10x = 373,669,942.65 × 145,376,011.90
  4. Step 4: Simplify right side
    249,113,295.10x = 54,322,646,029,358,720
  5. Step 5: Solve for x
    x = 54,322,646,029,358,720/249,113,295.10
  6. Step 6: Final answer
    x = 218,064,017.85

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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.