Home / 317,759,680.23-438,513,602.56-174,711,487.36

Finding the Fourth Proportional to 317,759,680.23, 438,513,602.56 and 174,711,487.36

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Solution

The fourth proportional to 317,759,680.23, 438,513,602.56 and 174,711,487.36 is: 241,104,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,759,680.23 : 438,513,602.56 = 174,711,487.36 : x
  2. Step 2: Convert to fraction form
    317,759,680.23/438,513,602.56 = 174,711,487.36/x
  3. Step 3: Cross multiply
    317,759,680.23x = 438,513,602.56 × 174,711,487.36
  4. Step 4: Simplify right side
    317,759,680.23x = 76,613,363,731,124,480
  5. Step 5: Solve for x
    x = 76,613,363,731,124,480/317,759,680.23
  6. Step 6: Final answer
    x = 241,104,735.74

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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.