Home / 475,038,016.81-712,595,801.75-238,565,923.00

Finding the Fourth Proportional to 475,038,016.81, 712,595,801.75 and 238,565,923.00

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Solution

The fourth proportional to 475,038,016.81, 712,595,801.75 and 238,565,923.00 is: 357,868,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,038,016.81 : 712,595,801.75 = 238,565,923.00 : x
  2. Step 2: Convert to fraction form
    475,038,016.81/712,595,801.75 = 238,565,923.00/x
  3. Step 3: Cross multiply
    475,038,016.81x = 712,595,801.75 × 238,565,923.00
  4. Step 4: Simplify right side
    475,038,016.81x = 170,001,075,167,439,456
  5. Step 5: Solve for x
    x = 170,001,075,167,439,456/475,038,016.81
  6. Step 6: Final answer
    x = 357,868,358.22

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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.