Home / 524,529,694.16-723,847,230.41-286,374,871.21

Finding the Fourth Proportional to 524,529,694.16, 723,847,230.41 and 286,374,871.21

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Solution

The fourth proportional to 524,529,694.16, 723,847,230.41 and 286,374,871.21 is: 395,195,276.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,529,694.16 : 723,847,230.41 = 286,374,871.21 : x
  2. Step 2: Convert to fraction form
    524,529,694.16/723,847,230.41 = 286,374,871.21/x
  3. Step 3: Cross multiply
    524,529,694.16x = 723,847,230.41 × 286,374,871.21
  4. Step 4: Simplify right side
    524,529,694.16x = 207,291,657,386,128,768
  5. Step 5: Solve for x
    x = 207,291,657,386,128,768/524,529,694.16
  6. Step 6: Final answer
    x = 395,195,276.25

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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.