Home / 1,488,374,446.59-2,232,898,014.75-492,393,139.74

Finding the Fourth Proportional to 1,488,374,446.59, 2,232,898,014.75 and 492,393,139.74

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Solution

The fourth proportional to 1,488,374,446.59, 2,232,898,014.75 and 492,393,139.74 is: 738,700,981.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,374,446.59 : 2,232,898,014.75 = 492,393,139.74 : x
  2. Step 2: Convert to fraction form
    1,488,374,446.59/2,232,898,014.75 = 492,393,139.74/x
  3. Step 3: Cross multiply
    1,488,374,446.59x = 2,232,898,014.75 × 492,393,139.74
  4. Step 4: Simplify right side
    1,488,374,446.59x = 1,099,463,664,201,965,312
  5. Step 5: Solve for x
    x = 1,099,463,664,201,965,312/1,488,374,446.59
  6. Step 6: Final answer
    x = 738,700,981.28

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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.