Home / 143,599,698,657.20-215,399,547,985.80-132,028,740,052.40

Finding the Fourth Proportional to 143,599,698,657.20, 215,399,547,985.80 and 132,028,740,052.40

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Solution

The fourth proportional to 143,599,698,657.20, 215,399,547,985.80 and 132,028,740,052.40 is: 198,043,110,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,599,698,657.20 : 215,399,547,985.80 = 132,028,740,052.40 : x
  2. Step 2: Convert to fraction form
    143,599,698,657.20/215,399,547,985.80 = 132,028,740,052.40/x
  3. Step 3: Cross multiply
    143,599,698,657.20x = 215,399,547,985.80 × 132,028,740,052.40
  4. Step 4: Simplify right side
    143,599,698,657.20x = 28,438,930,928,421,644,009,472
  5. Step 5: Solve for x
    x = 28,438,930,928,421,644,009,472/143,599,698,657.20
  6. Step 6: Final answer
    x = 198,043,110,078.60

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1.5x scale

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.