Home / 525,868,730.40-725,568,465.60-340,006,100.16

Finding the Fourth Proportional to 525,868,730.40, 725,568,465.60 and 340,006,100.16

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Solution

The fourth proportional to 525,868,730.40, 725,568,465.60 and 340,006,100.16 is: 469,124,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,868,730.40 : 725,568,465.60 = 340,006,100.16 : x
  2. Step 2: Convert to fraction form
    525,868,730.40/725,568,465.60 = 340,006,100.16/x
  3. Step 3: Cross multiply
    525,868,730.40x = 725,568,465.60 × 340,006,100.16
  4. Step 4: Simplify right side
    525,868,730.40x = 246,697,704,387,731,136
  5. Step 5: Solve for x
    x = 246,697,704,387,731,136/525,868,730.40
  6. Step 6: Final answer
    x = 469,124,118.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.