Home / 1,237,157,351.80-1,855,736,027.70-714,139,691.65

Finding the Fourth Proportional to 1,237,157,351.80, 1,855,736,027.70 and 714,139,691.65

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Solution

The fourth proportional to 1,237,157,351.80, 1,855,736,027.70 and 714,139,691.65 is: 1,071,209,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,157,351.80 : 1,855,736,027.70 = 714,139,691.65 : x
  2. Step 2: Convert to fraction form
    1,237,157,351.80/1,855,736,027.70 = 714,139,691.65/x
  3. Step 3: Cross multiply
    1,237,157,351.80x = 1,855,736,027.70 × 714,139,691.65
  4. Step 4: Simplify right side
    1,237,157,351.80x = 1,325,254,754,605,473,792
  5. Step 5: Solve for x
    x = 1,325,254,754,605,473,792/1,237,157,351.80
  6. Step 6: Final answer
    x = 1,071,209,537.48

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Double scale
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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.