Home / 469,915,020,282.45-704,871,650,632.80-147,242,535,900.99

Finding the Fourth Proportional to 469,915,020,282.45, 704,871,650,632.80 and 147,242,535,900.99

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Solution

The fourth proportional to 469,915,020,282.45, 704,871,650,632.80 and 147,242,535,900.99 is: 220,863,528,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,915,020,282.45 : 704,871,650,632.80 = 147,242,535,900.99 : x
  2. Step 2: Convert to fraction form
    469,915,020,282.45/704,871,650,632.80 = 147,242,535,900.99/x
  3. Step 3: Cross multiply
    469,915,020,282.45x = 704,871,650,632.80 × 147,242,535,900.99
  4. Step 4: Simplify right side
    469,915,020,282.45x = 103,787,089,323,890,130,812,928
  5. Step 5: Solve for x
    x = 103,787,089,323,890,130,812,928/469,915,020,282.45
  6. Step 6: Final answer
    x = 220,863,528,179.00

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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.