Home / 971,377,225.93-1,457,168,002.63-316,379,348.79

Finding the Fourth Proportional to 971,377,225.93, 1,457,168,002.63 and 316,379,348.79

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Solution

The fourth proportional to 971,377,225.93, 1,457,168,002.63 and 316,379,348.79 is: 474,602,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,377,225.93 : 1,457,168,002.63 = 316,379,348.79 : x
  2. Step 2: Convert to fraction form
    971,377,225.93/1,457,168,002.63 = 316,379,348.79/x
  3. Step 3: Cross multiply
    971,377,225.93x = 1,457,168,002.63 × 316,379,348.79
  4. Step 4: Simplify right side
    971,377,225.93x = 461,017,863,743,434,496
  5. Step 5: Solve for x
    x = 461,017,863,743,434,496/971,377,225.93
  6. Step 6: Final answer
    x = 474,602,298.09

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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.