Home / 98,125,056,009.60-147,187,584,014.40-70,262,242,108.80

Finding the Fourth Proportional to 98,125,056,009.60, 147,187,584,014.40 and 70,262,242,108.80

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Solution

The fourth proportional to 98,125,056,009.60, 147,187,584,014.40 and 70,262,242,108.80 is: 105,393,363,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,125,056,009.60 : 147,187,584,014.40 = 70,262,242,108.80 : x
  2. Step 2: Convert to fraction form
    98,125,056,009.60/147,187,584,014.40 = 70,262,242,108.80/x
  3. Step 3: Cross multiply
    98,125,056,009.60x = 147,187,584,014.40 × 70,262,242,108.80
  4. Step 4: Simplify right side
    98,125,056,009.60x = 10,341,729,663,429,113,806,848
  5. Step 5: Solve for x
    x = 10,341,729,663,429,113,806,848/98,125,056,009.60
  6. Step 6: Final answer
    x = 105,393,363,163.20

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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.