Home / 1,513,361,387.10-2,270,042,080.65-695,473,688.10

Finding the Fourth Proportional to 1,513,361,387.10, 2,270,042,080.65 and 695,473,688.10

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Solution

The fourth proportional to 1,513,361,387.10, 2,270,042,080.65 and 695,473,688.10 is: 1,043,210,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,361,387.10 : 2,270,042,080.65 = 695,473,688.10 : x
  2. Step 2: Convert to fraction form
    1,513,361,387.10/2,270,042,080.65 = 695,473,688.10/x
  3. Step 3: Cross multiply
    1,513,361,387.10x = 2,270,042,080.65 × 695,473,688.10
  4. Step 4: Simplify right side
    1,513,361,387.10x = 1,578,754,537,971,853,312
  5. Step 5: Solve for x
    x = 1,578,754,537,971,853,312/1,513,361,387.10
  6. Step 6: Final answer
    x = 1,043,210,532.15

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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.