Home / 308,853,465.32-463,279,826.25-78,822,574.58

Finding the Fourth Proportional to 308,853,465.32, 463,279,826.25 and 78,822,574.58

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Solution

The fourth proportional to 308,853,465.32, 463,279,826.25 and 78,822,574.58 is: 118,233,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,853,465.32 : 463,279,826.25 = 78,822,574.58 : x
  2. Step 2: Convert to fraction form
    308,853,465.32/463,279,826.25 = 78,822,574.58/x
  3. Step 3: Cross multiply
    308,853,465.32x = 463,279,826.25 × 78,822,574.58
  4. Step 4: Simplify right side
    308,853,465.32x = 36,516,908,653,683,672
  5. Step 5: Solve for x
    x = 36,516,908,653,683,672/308,853,465.32
  6. Step 6: Final answer
    x = 118,233,767.00

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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.