Home / 2,349,121,905.90-3,240,870,719.28-1,345,002,831.72

Finding the Fourth Proportional to 2,349,121,905.90, 3,240,870,719.28 and 1,345,002,831.72

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Solution

The fourth proportional to 2,349,121,905.90, 3,240,870,719.28 and 1,345,002,831.72 is: 1,855,578,581.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349,121,905.90 : 3,240,870,719.28 = 1,345,002,831.72 : x
  2. Step 2: Convert to fraction form
    2,349,121,905.90/3,240,870,719.28 = 1,345,002,831.72/x
  3. Step 3: Cross multiply
    2,349,121,905.90x = 3,240,870,719.28 × 1,345,002,831.72
  4. Step 4: Simplify right side
    2,349,121,905.90x = 4,358,980,294,670,033,408
  5. Step 5: Solve for x
    x = 4,358,980,294,670,033,408/2,349,121,905.90
  6. Step 6: Final answer
    x = 1,855,578,581.82

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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.