Home / 265,817,155,212.49-398,726,755,176.78-64,358,554,740.66

Finding the Fourth Proportional to 265,817,155,212.49, 398,726,755,176.78 and 64,358,554,740.66

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Solution

The fourth proportional to 265,817,155,212.49, 398,726,755,176.78 and 64,358,554,740.66 is: 96,538,079,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,817,155,212.49 : 398,726,755,176.78 = 64,358,554,740.66 : x
  2. Step 2: Convert to fraction form
    265,817,155,212.49/398,726,755,176.78 = 64,358,554,740.66/x
  3. Step 3: Cross multiply
    265,817,155,212.49x = 398,726,755,176.78 × 64,358,554,740.66
  4. Step 4: Simplify right side
    265,817,155,212.49x = 25,661,477,699,610,537,361,408
  5. Step 5: Solve for x
    x = 25,661,477,699,610,537,361,408/265,817,155,212.49
  6. Step 6: Final answer
    x = 96,538,079,640.11

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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.