Home / 922,786,243.56-1,273,452,957.45-526,329,315.18

Finding the Fourth Proportional to 922,786,243.56, 1,273,452,957.45 and 526,329,315.18

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Solution

The fourth proportional to 922,786,243.56, 1,273,452,957.45 and 526,329,315.18 is: 726,338,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,786,243.56 : 1,273,452,957.45 = 526,329,315.18 : x
  2. Step 2: Convert to fraction form
    922,786,243.56/1,273,452,957.45 = 526,329,315.18/x
  3. Step 3: Cross multiply
    922,786,243.56x = 1,273,452,957.45 × 526,329,315.18
  4. Step 4: Simplify right side
    922,786,243.56x = 670,255,623,008,604,160
  5. Step 5: Solve for x
    x = 670,255,623,008,604,160/922,786,243.56
  6. Step 6: Final answer
    x = 726,338,984.45

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Double scale
Find fourth proportional to 922,786,244.56, 1,273,452,958.83 and 526,329,316.18
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.