Home / 127,890,364.84-176,488,579.08-69,152,889.32

Finding the Fourth Proportional to 127,890,364.84, 176,488,579.08 and 69,152,889.32

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Solution

The fourth proportional to 127,890,364.84, 176,488,579.08 and 69,152,889.32 is: 95,430,920.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,890,364.84 : 176,488,579.08 = 69,152,889.32 : x
  2. Step 2: Convert to fraction form
    127,890,364.84/176,488,579.08 = 69,152,889.32/x
  3. Step 3: Cross multiply
    127,890,364.84x = 176,488,579.08 × 69,152,889.32
  4. Step 4: Simplify right side
    127,890,364.84x = 12,204,695,175,363,308
  5. Step 5: Solve for x
    x = 12,204,695,175,363,308/127,890,364.84
  6. Step 6: Final answer
    x = 95,430,920.00

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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.