Home / 1,190,461,738.91-1,786,234,678.38-607,896,114.71

Finding the Fourth Proportional to 1,190,461,738.91, 1,786,234,678.38 and 607,896,114.71

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Solution

The fourth proportional to 1,190,461,738.91, 1,786,234,678.38 and 607,896,114.71 is: 912,120,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,461,738.91 : 1,786,234,678.38 = 607,896,114.71 : x
  2. Step 2: Convert to fraction form
    1,190,461,738.91/1,786,234,678.38 = 607,896,114.71/x
  3. Step 3: Cross multiply
    1,190,461,738.91x = 1,786,234,678.38 × 607,896,114.71
  4. Step 4: Simplify right side
    1,190,461,738.91x = 1,085,845,120,938,537,472
  5. Step 5: Solve for x
    x = 1,085,845,120,938,537,472/1,190,461,738.91
  6. Step 6: Final answer
    x = 912,120,974.12

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Find fourth proportional to 1,190,461,739.91, 1,786,234,679.88 and 607,896,115.71
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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.