Home / 163,588,036.20-245,260,019.70-98,878,205.40

Finding the Fourth Proportional to 163,588,036.20, 245,260,019.70 and 98,878,205.40

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Solution

The fourth proportional to 163,588,036.20, 245,260,019.70 and 98,878,205.40 is: 148,243,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,588,036.20 : 245,260,019.70 = 98,878,205.40 : x
  2. Step 2: Convert to fraction form
    163,588,036.20/245,260,019.70 = 98,878,205.40/x
  3. Step 3: Cross multiply
    163,588,036.20x = 245,260,019.70 × 98,878,205.40
  4. Step 4: Simplify right side
    163,588,036.20x = 24,250,870,604,304,648
  5. Step 5: Solve for x
    x = 24,250,870,604,304,648/163,588,036.20
  6. Step 6: Final answer
    x = 148,243,546.21

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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.