Home / 98,125,242,661.60-147,187,863,992.40-42,254,496,037.60

Finding the Fourth Proportional to 98,125,242,661.60, 147,187,863,992.40 and 42,254,496,037.60

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Solution

The fourth proportional to 98,125,242,661.60, 147,187,863,992.40 and 42,254,496,037.60 is: 63,381,744,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,125,242,661.60 : 147,187,863,992.40 = 42,254,496,037.60 : x
  2. Step 2: Convert to fraction form
    98,125,242,661.60/147,187,863,992.40 = 42,254,496,037.60/x
  3. Step 3: Cross multiply
    98,125,242,661.60x = 147,187,863,992.40 × 42,254,496,037.60
  4. Step 4: Simplify right side
    98,125,242,661.60x = 6,219,349,015,849,673,424,896
  5. Step 5: Solve for x
    x = 6,219,349,015,849,673,424,896/98,125,242,661.60
  6. Step 6: Final answer
    x = 63,381,744,056.40

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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.