Home / 161,765,368.40-242,648,052.60-123,501,616.40

Finding the Fourth Proportional to 161,765,368.40, 242,648,052.60 and 123,501,616.40

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Solution

The fourth proportional to 161,765,368.40, 242,648,052.60 and 123,501,616.40 is: 185,252,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,765,368.40 : 242,648,052.60 = 123,501,616.40 : x
  2. Step 2: Convert to fraction form
    161,765,368.40/242,648,052.60 = 123,501,616.40/x
  3. Step 3: Cross multiply
    161,765,368.40x = 242,648,052.60 × 123,501,616.40
  4. Step 4: Simplify right side
    161,765,368.40x = 29,967,426,712,412,224
  5. Step 5: Solve for x
    x = 29,967,426,712,412,224/161,765,368.40
  6. Step 6: Final answer
    x = 185,252,424.60

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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.