Home / 292,032,047.10-438,048,070.65-177,146,312.70

Finding the Fourth Proportional to 292,032,047.10, 438,048,070.65 and 177,146,312.70

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Solution

The fourth proportional to 292,032,047.10, 438,048,070.65 and 177,146,312.70 is: 265,719,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,032,047.10 : 438,048,070.65 = 177,146,312.70 : x
  2. Step 2: Convert to fraction form
    292,032,047.10/438,048,070.65 = 177,146,312.70/x
  3. Step 3: Cross multiply
    292,032,047.10x = 438,048,070.65 × 177,146,312.70
  4. Step 4: Simplify right side
    292,032,047.10x = 77,598,600,500,996,576
  5. Step 5: Solve for x
    x = 77,598,600,500,996,576/292,032,047.10
  6. Step 6: Final answer
    x = 265,719,469.05

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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.