Home / 310,767,342.30-466,151,013.45-208,580,334.30

Finding the Fourth Proportional to 310,767,342.30, 466,151,013.45 and 208,580,334.30

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Solution

The fourth proportional to 310,767,342.30, 466,151,013.45 and 208,580,334.30 is: 312,870,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,767,342.30 : 466,151,013.45 = 208,580,334.30 : x
  2. Step 2: Convert to fraction form
    310,767,342.30/466,151,013.45 = 208,580,334.30/x
  3. Step 3: Cross multiply
    310,767,342.30x = 466,151,013.45 × 208,580,334.30
  4. Step 4: Simplify right side
    310,767,342.30x = 97,229,934,219,684,800
  5. Step 5: Solve for x
    x = 97,229,934,219,684,800/310,767,342.30
  6. Step 6: Final answer
    x = 312,870,501.45

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Double scale
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Similar ratio
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1.5x scale

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.