Home / 732,313,293.60-1,009,630,704.60-528,457,580.76

Finding the Fourth Proportional to 732,313,293.60, 1,009,630,704.60 and 528,457,580.76

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Solution

The fourth proportional to 732,313,293.60, 1,009,630,704.60 and 528,457,580.76 is: 728,577,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,313,293.60 : 1,009,630,704.60 = 528,457,580.76 : x
  2. Step 2: Convert to fraction form
    732,313,293.60/1,009,630,704.60 = 528,457,580.76/x
  3. Step 3: Cross multiply
    732,313,293.60x = 1,009,630,704.60 × 528,457,580.76
  4. Step 4: Simplify right side
    732,313,293.60x = 533,546,999,613,930,176
  5. Step 5: Solve for x
    x = 533,546,999,613,930,176/732,313,293.60
  6. Step 6: Final answer
    x = 728,577,514.95

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Double scale
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1.5x scale

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.