Home / 710,241,438.40-1,065,362,157.60-582,695,598.40

Finding the Fourth Proportional to 710,241,438.40, 1,065,362,157.60 and 582,695,598.40

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Solution

The fourth proportional to 710,241,438.40, 1,065,362,157.60 and 582,695,598.40 is: 874,043,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,241,438.40 : 1,065,362,157.60 = 582,695,598.40 : x
  2. Step 2: Convert to fraction form
    710,241,438.40/1,065,362,157.60 = 582,695,598.40/x
  3. Step 3: Cross multiply
    710,241,438.40x = 1,065,362,157.60 × 582,695,598.40
  4. Step 4: Simplify right side
    710,241,438.40x = 620,781,839,935,447,040
  5. Step 5: Solve for x
    x = 620,781,839,935,447,040/710,241,438.40
  6. Step 6: Final answer
    x = 874,043,397.60

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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.