Home / 665,698,534.20-998,547,801.30-277,799,748.30

Finding the Fourth Proportional to 665,698,534.20, 998,547,801.30 and 277,799,748.30

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Solution

The fourth proportional to 665,698,534.20, 998,547,801.30 and 277,799,748.30 is: 416,699,622.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,698,534.20 : 998,547,801.30 = 277,799,748.30 : x
  2. Step 2: Convert to fraction form
    665,698,534.20/998,547,801.30 = 277,799,748.30/x
  3. Step 3: Cross multiply
    665,698,534.20x = 998,547,801.30 × 277,799,748.30
  4. Step 4: Simplify right side
    665,698,534.20x = 277,396,327,866,658,400
  5. Step 5: Solve for x
    x = 277,396,327,866,658,400/665,698,534.20
  6. Step 6: Final answer
    x = 416,699,622.45

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Double scale
Find fourth proportional to 665,698,535.20, 998,547,802.80 and 277,799,749.30
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.