Home / 38,631,168,811.20-57,946,753,216.80-38,386,280,798.40

Finding the Fourth Proportional to 38,631,168,811.20, 57,946,753,216.80 and 38,386,280,798.40

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Solution

The fourth proportional to 38,631,168,811.20, 57,946,753,216.80 and 38,386,280,798.40 is: 57,579,421,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,168,811.20 : 57,946,753,216.80 = 38,386,280,798.40 : x
  2. Step 2: Convert to fraction form
    38,631,168,811.20/57,946,753,216.80 = 38,386,280,798.40/x
  3. Step 3: Cross multiply
    38,631,168,811.20x = 57,946,753,216.80 × 38,386,280,798.40
  4. Step 4: Simplify right side
    38,631,168,811.20x = 2,224,360,340,335,673,475,072
  5. Step 5: Solve for x
    x = 2,224,360,340,335,673,475,072/38,631,168,811.20
  6. Step 6: Final answer
    x = 57,579,421,197.60

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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.