Home / 63,506,782.66-87,670,152.81-42,591,164.39

Finding the Fourth Proportional to 63,506,782.66, 87,670,152.81 and 42,591,164.39

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Solution

The fourth proportional to 63,506,782.66, 87,670,152.81 and 42,591,164.39 is: 58,796,458.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,506,782.66 : 87,670,152.81 = 42,591,164.39 : x
  2. Step 2: Convert to fraction form
    63,506,782.66/87,670,152.81 = 42,591,164.39/x
  3. Step 3: Cross multiply
    63,506,782.66x = 87,670,152.81 × 42,591,164.39
  4. Step 4: Simplify right side
    63,506,782.66x = 3,733,973,890,317,543
  5. Step 5: Solve for x
    x = 3,733,973,890,317,543/63,506,782.66
  6. Step 6: Final answer
    x = 58,796,458.17

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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.