Home / 403,730,878.48-557,252,275.26-262,952,904.92

Finding the Fourth Proportional to 403,730,878.48, 557,252,275.26 and 262,952,904.92

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Solution

The fourth proportional to 403,730,878.48, 557,252,275.26 and 262,952,904.92 is: 362,942,525.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,730,878.48 : 557,252,275.26 = 262,952,904.92 : x
  2. Step 2: Convert to fraction form
    403,730,878.48/557,252,275.26 = 262,952,904.92/x
  3. Step 3: Cross multiply
    403,730,878.48x = 557,252,275.26 × 262,952,904.92
  4. Step 4: Simplify right side
    403,730,878.48x = 146,531,104,552,896,448
  5. Step 5: Solve for x
    x = 146,531,104,552,896,448/403,730,878.48
  6. Step 6: Final answer
    x = 362,942,525.24

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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.