Home / 1,057,280,326.26-1,458,961,445.67-611,272,437.25

Finding the Fourth Proportional to 1,057,280,326.26, 1,458,961,445.67 and 611,272,437.25

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Solution

The fourth proportional to 1,057,280,326.26, 1,458,961,445.67 and 611,272,437.25 is: 843,506,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,280,326.26 : 1,458,961,445.67 = 611,272,437.25 : x
  2. Step 2: Convert to fraction form
    1,057,280,326.26/1,458,961,445.67 = 611,272,437.25/x
  3. Step 3: Cross multiply
    1,057,280,326.26x = 1,458,961,445.67 × 611,272,437.25
  4. Step 4: Simplify right side
    1,057,280,326.26x = 891,822,918,750,423,552
  5. Step 5: Solve for x
    x = 891,822,918,750,423,552/1,057,280,326.26
  6. Step 6: Final answer
    x = 843,506,586.29

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Double scale
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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.