Home / 169,492,417.78-254,240,988.72-48,323,869.78

Finding the Fourth Proportional to 169,492,417.78, 254,240,988.72 and 48,323,869.78

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Solution

The fourth proportional to 169,492,417.78, 254,240,988.72 and 48,323,869.78 is: 72,486,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,492,417.78 : 254,240,988.72 = 48,323,869.78 : x
  2. Step 2: Convert to fraction form
    169,492,417.78/254,240,988.72 = 48,323,869.78/x
  3. Step 3: Cross multiply
    169,492,417.78x = 254,240,988.72 × 48,323,869.78
  4. Step 4: Simplify right side
    169,492,417.78x = 12,285,908,431,643,730
  5. Step 5: Solve for x
    x = 12,285,908,431,643,730/169,492,417.78
  6. Step 6: Final answer
    x = 72,486,478.11

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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.