Home / 1,033,406,847.20-1,550,110,270.80-742,841,480.45

Finding the Fourth Proportional to 1,033,406,847.20, 1,550,110,270.80 and 742,841,480.45

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Solution

The fourth proportional to 1,033,406,847.20, 1,550,110,270.80 and 742,841,480.45 is: 1,114,262,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,406,847.20 : 1,550,110,270.80 = 742,841,480.45 : x
  2. Step 2: Convert to fraction form
    1,033,406,847.20/1,550,110,270.80 = 742,841,480.45/x
  3. Step 3: Cross multiply
    1,033,406,847.20x = 1,550,110,270.80 × 742,841,480.45
  4. Step 4: Simplify right side
    1,033,406,847.20x = 1,151,486,208,421,822,464
  5. Step 5: Solve for x
    x = 1,151,486,208,421,822,464/1,033,406,847.20
  6. Step 6: Final answer
    x = 1,114,262,220.68

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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.