Home / 26,012,121,001.20-39,018,214,925.42-7,125,574,784.72

Finding the Fourth Proportional to 26,012,121,001.20, 39,018,214,925.42 and 7,125,574,784.72

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Solution

The fourth proportional to 26,012,121,001.20, 39,018,214,925.42 and 7,125,574,784.72 is: 10,688,371,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,012,121,001.20 : 39,018,214,925.42 = 7,125,574,784.72 : x
  2. Step 2: Convert to fraction form
    26,012,121,001.20/39,018,214,925.42 = 7,125,574,784.72/x
  3. Step 3: Cross multiply
    26,012,121,001.20x = 39,018,214,925.42 × 7,125,574,784.72
  4. Step 4: Simplify right side
    26,012,121,001.20x = 278,027,208,417,142,538,240
  5. Step 5: Solve for x
    x = 278,027,208,417,142,538,240/26,012,121,001.20
  6. Step 6: Final answer
    x = 10,688,371,332.90

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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.