Home / 574,209,973.20-861,314,959.80-283,216,501.20

Finding the Fourth Proportional to 574,209,973.20, 861,314,959.80 and 283,216,501.20

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Solution

The fourth proportional to 574,209,973.20, 861,314,959.80 and 283,216,501.20 is: 424,824,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,209,973.20 : 861,314,959.80 = 283,216,501.20 : x
  2. Step 2: Convert to fraction form
    574,209,973.20/861,314,959.80 = 283,216,501.20/x
  3. Step 3: Cross multiply
    574,209,973.20x = 861,314,959.80 × 283,216,501.20
  4. Step 4: Simplify right side
    574,209,973.20x = 243,938,609,345,774,624
  5. Step 5: Solve for x
    x = 243,938,609,345,774,624/574,209,973.20
  6. Step 6: Final answer
    x = 424,824,751.80

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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.