Home / 1,047,311,831.88-1,445,223,730.14-577,387,467.72

Finding the Fourth Proportional to 1,047,311,831.88, 1,445,223,730.14 and 577,387,467.72

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Solution

The fourth proportional to 1,047,311,831.88, 1,445,223,730.14 and 577,387,467.72 is: 796,757,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,311,831.88 : 1,445,223,730.14 = 577,387,467.72 : x
  2. Step 2: Convert to fraction form
    1,047,311,831.88/1,445,223,730.14 = 577,387,467.72/x
  3. Step 3: Cross multiply
    1,047,311,831.88x = 1,445,223,730.14 × 577,387,467.72
  4. Step 4: Simplify right side
    1,047,311,831.88x = 834,454,069,834,387,328
  5. Step 5: Solve for x
    x = 834,454,069,834,387,328/1,047,311,831.88
  6. Step 6: Final answer
    x = 796,757,989.77

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Double scale
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1.5x scale

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.