Home / 664,465,330.64-916,971,774.90-367,114,417.76

Finding the Fourth Proportional to 664,465,330.64, 916,971,774.90 and 367,114,417.76

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Solution

The fourth proportional to 664,465,330.64, 916,971,774.90 and 367,114,417.76 is: 506,623,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,465,330.64 : 916,971,774.90 = 367,114,417.76 : x
  2. Step 2: Convert to fraction form
    664,465,330.64/916,971,774.90 = 367,114,417.76/x
  3. Step 3: Cross multiply
    664,465,330.64x = 916,971,774.90 × 367,114,417.76
  4. Step 4: Simplify right side
    664,465,330.64x = 336,633,559,245,683,008
  5. Step 5: Solve for x
    x = 336,633,559,245,683,008/664,465,330.64
  6. Step 6: Final answer
    x = 506,623,210.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.