Home / 38,631,168,279.20-57,946,752,418.80-38,386,280,266.40

Finding the Fourth Proportional to 38,631,168,279.20, 57,946,752,418.80 and 38,386,280,266.40

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Solution

The fourth proportional to 38,631,168,279.20, 57,946,752,418.80 and 38,386,280,266.40 is: 57,579,420,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,168,279.20 : 57,946,752,418.80 = 38,386,280,266.40 : x
  2. Step 2: Convert to fraction form
    38,631,168,279.20/57,946,752,418.80 = 38,386,280,266.40/x
  3. Step 3: Cross multiply
    38,631,168,279.20x = 57,946,752,418.80 × 38,386,280,266.40
  4. Step 4: Simplify right side
    38,631,168,279.20x = 2,224,360,278,875,749,220,352
  5. Step 5: Solve for x
    x = 2,224,360,278,875,749,220,352/38,631,168,279.20
  6. Step 6: Final answer
    x = 57,579,420,399.60

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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.