Home / 98,295,615.40-147,255,416.70-52,842,303.40

Finding the Fourth Proportional to 98,295,615.40, 147,255,416.70 and 52,842,303.40

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Solution

The fourth proportional to 98,295,615.40, 147,255,416.70 and 52,842,303.40 is: 79,162,385.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,295,615.40 : 147,255,416.70 = 52,842,303.40 : x
  2. Step 2: Convert to fraction form
    98,295,615.40/147,255,416.70 = 52,842,303.40/x
  3. Step 3: Cross multiply
    98,295,615.40x = 147,255,416.70 × 52,842,303.40
  4. Step 4: Simplify right side
    98,295,615.40x = 7,781,315,406,554,826
  5. Step 5: Solve for x
    x = 7,781,315,406,554,826/98,295,615.40
  6. Step 6: Final answer
    x = 79,162,385.57

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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.