Home / 647,767,167.12-970,870,095.46-297,529,931.84

Finding the Fourth Proportional to 647,767,167.12, 970,870,095.46 and 297,529,931.84

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Solution

The fourth proportional to 647,767,167.12, 970,870,095.46 and 297,529,931.84 is: 445,936,330.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,767,167.12 : 970,870,095.46 = 297,529,931.84 : x
  2. Step 2: Convert to fraction form
    647,767,167.12/970,870,095.46 = 297,529,931.84/x
  3. Step 3: Cross multiply
    647,767,167.12x = 970,870,095.46 × 297,529,931.84
  4. Step 4: Simplify right side
    647,767,167.12x = 288,862,913,323,225,600
  5. Step 5: Solve for x
    x = 288,862,913,323,225,600/647,767,167.12
  6. Step 6: Final answer
    x = 445,936,330.19

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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.