Home / 1,119,744,364.90-1,679,616,547.35-829,506,720.10

Finding the Fourth Proportional to 1,119,744,364.90, 1,679,616,547.35 and 829,506,720.10

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Solution

The fourth proportional to 1,119,744,364.90, 1,679,616,547.35 and 829,506,720.10 is: 1,244,260,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,744,364.90 : 1,679,616,547.35 = 829,506,720.10 : x
  2. Step 2: Convert to fraction form
    1,119,744,364.90/1,679,616,547.35 = 829,506,720.10/x
  3. Step 3: Cross multiply
    1,119,744,364.90x = 1,679,616,547.35 × 829,506,720.10
  4. Step 4: Simplify right side
    1,119,744,364.90x = 1,393,253,213,217,984,768
  5. Step 5: Solve for x
    x = 1,393,253,213,217,984,768/1,119,744,364.90
  6. Step 6: Final answer
    x = 1,244,260,080.15

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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.