Home / 472,825,812.60-709,238,718.90-301,064,081.40

Finding the Fourth Proportional to 472,825,812.60, 709,238,718.90 and 301,064,081.40

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Solution

The fourth proportional to 472,825,812.60, 709,238,718.90 and 301,064,081.40 is: 451,596,122.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,825,812.60 : 709,238,718.90 = 301,064,081.40 : x
  2. Step 2: Convert to fraction form
    472,825,812.60/709,238,718.90 = 301,064,081.40/x
  3. Step 3: Cross multiply
    472,825,812.60x = 709,238,718.90 × 301,064,081.40
  4. Step 4: Simplify right side
    472,825,812.60x = 213,526,303,398,941,280
  5. Step 5: Solve for x
    x = 213,526,303,398,941,280/472,825,812.60
  6. Step 6: Final answer
    x = 451,596,122.10

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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.