Home / 589,724,647.20-884,586,970.80-578,245,521.60

Finding the Fourth Proportional to 589,724,647.20, 884,586,970.80 and 578,245,521.60

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Solution

The fourth proportional to 589,724,647.20, 884,586,970.80 and 578,245,521.60 is: 867,368,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,724,647.20 : 884,586,970.80 = 578,245,521.60 : x
  2. Step 2: Convert to fraction form
    589,724,647.20/884,586,970.80 = 578,245,521.60/x
  3. Step 3: Cross multiply
    589,724,647.20x = 884,586,970.80 × 578,245,521.60
  4. Step 4: Simplify right side
    589,724,647.20x = 511,508,454,330,809,984
  5. Step 5: Solve for x
    x = 511,508,454,330,809,984/589,724,647.20
  6. Step 6: Final answer
    x = 867,368,282.40

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Double scale
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1.5x scale

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.