Home / 971,697,298.60-1,457,544,780.06-316,647,291.88

Finding the Fourth Proportional to 971,697,298.60, 1,457,544,780.06 and 316,647,291.88

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Solution

The fourth proportional to 971,697,298.60, 1,457,544,780.06 and 316,647,291.88 is: 474,970,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,697,298.60 : 1,457,544,780.06 = 316,647,291.88 : x
  2. Step 2: Convert to fraction form
    971,697,298.60/1,457,544,780.06 = 316,647,291.88/x
  3. Step 3: Cross multiply
    971,697,298.60x = 1,457,544,780.06 × 316,647,291.88
  4. Step 4: Simplify right side
    971,697,298.60x = 461,527,607,399,829,184
  5. Step 5: Solve for x
    x = 461,527,607,399,829,184/971,697,298.60
  6. Step 6: Final answer
    x = 474,970,557.26

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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.