Home / 611,569,868.60-917,354,802.90-382,246,297.40

Finding the Fourth Proportional to 611,569,868.60, 917,354,802.90 and 382,246,297.40

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Solution

The fourth proportional to 611,569,868.60, 917,354,802.90 and 382,246,297.40 is: 573,369,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,569,868.60 : 917,354,802.90 = 382,246,297.40 : x
  2. Step 2: Convert to fraction form
    611,569,868.60/917,354,802.90 = 382,246,297.40/x
  3. Step 3: Cross multiply
    611,569,868.60x = 917,354,802.90 × 382,246,297.40
  4. Step 4: Simplify right side
    611,569,868.60x = 350,655,476,810,631,744
  5. Step 5: Solve for x
    x = 350,655,476,810,631,744/611,569,868.60
  6. Step 6: Final answer
    x = 573,369,446.10

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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.