Home / 927,148,032,078.20-1,390,722,048,117.30-265,406,201,934.20

Finding the Fourth Proportional to 927,148,032,078.20, 1,390,722,048,117.30 and 265,406,201,934.20

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Solution

The fourth proportional to 927,148,032,078.20, 1,390,722,048,117.30 and 265,406,201,934.20 is: 398,109,302,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,032,078.20 : 1,390,722,048,117.30 = 265,406,201,934.20 : x
  2. Step 2: Convert to fraction form
    927,148,032,078.20/1,390,722,048,117.30 = 265,406,201,934.20/x
  3. Step 3: Cross multiply
    927,148,032,078.20x = 1,390,722,048,117.30 × 265,406,201,934.20
  4. Step 4: Simplify right side
    927,148,032,078.20x = 369,106,256,736,964,336,156,672
  5. Step 5: Solve for x
    x = 369,106,256,736,964,336,156,672/927,148,032,078.20
  6. Step 6: Final answer
    x = 398,109,302,901.30

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Double scale
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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.