Home / 107,185,802.40-160,778,703.60-97,300,999.80

Finding the Fourth Proportional to 107,185,802.40, 160,778,703.60 and 97,300,999.80

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Solution

The fourth proportional to 107,185,802.40, 160,778,703.60 and 97,300,999.80 is: 145,951,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,185,802.40 : 160,778,703.60 = 97,300,999.80 : x
  2. Step 2: Convert to fraction form
    107,185,802.40/160,778,703.60 = 97,300,999.80/x
  3. Step 3: Cross multiply
    107,185,802.40x = 160,778,703.60 × 97,300,999.80
  4. Step 4: Simplify right side
    107,185,802.40x = 15,643,928,606,827,858
  5. Step 5: Solve for x
    x = 15,643,928,606,827,858/107,185,802.40
  6. Step 6: Final answer
    x = 145,951,499.70

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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.