Home / 1,192,645,031.40-1,788,967,547.10-465,633,743.40

Finding the Fourth Proportional to 1,192,645,031.40, 1,788,967,547.10 and 465,633,743.40

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Solution

The fourth proportional to 1,192,645,031.40, 1,788,967,547.10 and 465,633,743.40 is: 698,450,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,645,031.40 : 1,788,967,547.10 = 465,633,743.40 : x
  2. Step 2: Convert to fraction form
    1,192,645,031.40/1,788,967,547.10 = 465,633,743.40/x
  3. Step 3: Cross multiply
    1,192,645,031.40x = 1,788,967,547.10 × 465,633,743.40
  4. Step 4: Simplify right side
    1,192,645,031.40x = 833,003,655,777,288,704
  5. Step 5: Solve for x
    x = 833,003,655,777,288,704/1,192,645,031.40
  6. Step 6: Final answer
    x = 698,450,615.10

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Double scale
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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.