Home / 1,408,802,001.40-2,113,203,002.10-885,013,751.80

Finding the Fourth Proportional to 1,408,802,001.40, 2,113,203,002.10 and 885,013,751.80

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Solution

The fourth proportional to 1,408,802,001.40, 2,113,203,002.10 and 885,013,751.80 is: 1,327,520,627.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,802,001.40 : 2,113,203,002.10 = 885,013,751.80 : x
  2. Step 2: Convert to fraction form
    1,408,802,001.40/2,113,203,002.10 = 885,013,751.80/x
  3. Step 3: Cross multiply
    1,408,802,001.40x = 2,113,203,002.10 × 885,013,751.80
  4. Step 4: Simplify right side
    1,408,802,001.40x = 1,870,213,717,203,544,064
  5. Step 5: Solve for x
    x = 1,870,213,717,203,544,064/1,408,802,001.40
  6. Step 6: Final answer
    x = 1,327,520,627.70

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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.