Home / 837,525,197.10-1,155,032,369.64-524,287,966.80

Finding the Fourth Proportional to 837,525,197.10, 1,155,032,369.64 and 524,287,966.80

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Solution

The fourth proportional to 837,525,197.10, 1,155,032,369.64 and 524,287,966.80 is: 723,046,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,525,197.10 : 1,155,032,369.64 = 524,287,966.80 : x
  2. Step 2: Convert to fraction form
    837,525,197.10/1,155,032,369.64 = 524,287,966.80/x
  3. Step 3: Cross multiply
    837,525,197.10x = 1,155,032,369.64 × 524,287,966.80
  4. Step 4: Simplify right side
    837,525,197.10x = 605,569,572,666,741,760
  5. Step 5: Solve for x
    x = 605,569,572,666,741,760/837,525,197.10
  6. Step 6: Final answer
    x = 723,046,392.83

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Double scale
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1.5x scale

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.