Home / 1,211,374,087.40-1,816,333,363.74-473,565,231.08

Finding the Fourth Proportional to 1,211,374,087.40, 1,816,333,363.74 and 473,565,231.08

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Solution

The fourth proportional to 1,211,374,087.40, 1,816,333,363.74 and 473,565,231.08 is: 710,063,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,374,087.40 : 1,816,333,363.74 = 473,565,231.08 : x
  2. Step 2: Convert to fraction form
    1,211,374,087.40/1,816,333,363.74 = 473,565,231.08/x
  3. Step 3: Cross multiply
    1,211,374,087.40x = 1,816,333,363.74 × 473,565,231.08
  4. Step 4: Simplify right side
    1,211,374,087.40x = 860,152,329,117,846,784
  5. Step 5: Solve for x
    x = 860,152,329,117,846,784/1,211,374,087.40
  6. Step 6: Final answer
    x = 710,063,338.87

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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.