Home / 208,496,206.01-287,724,799.55-115,676,492.42

Finding the Fourth Proportional to 208,496,206.01, 287,724,799.55 and 115,676,492.42

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Solution

The fourth proportional to 208,496,206.01, 287,724,799.55 and 115,676,492.42 is: 159,633,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,496,206.01 : 287,724,799.55 = 115,676,492.42 : x
  2. Step 2: Convert to fraction form
    208,496,206.01/287,724,799.55 = 115,676,492.42/x
  3. Step 3: Cross multiply
    208,496,206.01x = 287,724,799.55 × 115,676,492.42
  4. Step 4: Simplify right side
    208,496,206.01x = 33,282,995,594,191,596
  5. Step 5: Solve for x
    x = 33,282,995,594,191,596/208,496,206.01
  6. Step 6: Final answer
    x = 159,633,579.10

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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.