Home / 169,488,078.40-254,232,117.60-159,284,411.20

Finding the Fourth Proportional to 169,488,078.40, 254,232,117.60 and 159,284,411.20

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Solution

The fourth proportional to 169,488,078.40, 254,232,117.60 and 159,284,411.20 is: 238,926,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,488,078.40 : 254,232,117.60 = 159,284,411.20 : x
  2. Step 2: Convert to fraction form
    169,488,078.40/254,232,117.60 = 159,284,411.20/x
  3. Step 3: Cross multiply
    169,488,078.40x = 254,232,117.60 × 159,284,411.20
  4. Step 4: Simplify right side
    169,488,078.40x = 40,495,213,160,045,152
  5. Step 5: Solve for x
    x = 40,495,213,160,045,152/169,488,078.40
  6. Step 6: Final answer
    x = 238,926,616.80

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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.