Home / 708,484,460.80-1,062,925,756.80-344,990,675.20

Finding the Fourth Proportional to 708,484,460.80, 1,062,925,756.80 and 344,990,675.20

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Solution

The fourth proportional to 708,484,460.80, 1,062,925,756.80 and 344,990,675.20 is: 517,582,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,484,460.80 : 1,062,925,756.80 = 344,990,675.20 : x
  2. Step 2: Convert to fraction form
    708,484,460.80/1,062,925,756.80 = 344,990,675.20/x
  3. Step 3: Cross multiply
    708,484,460.80x = 1,062,925,756.80 × 344,990,675.20
  4. Step 4: Simplify right side
    708,484,460.80x = 366,699,474,525,902,976
  5. Step 5: Solve for x
    x = 366,699,474,525,902,976/708,484,460.80
  6. Step 6: Final answer
    x = 517,582,946.16

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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.