Home / 282,952,427.42-390,474,261.96-157,501,897.04

Finding the Fourth Proportional to 282,952,427.42, 390,474,261.96 and 157,501,897.04

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Solution

The fourth proportional to 282,952,427.42, 390,474,261.96 and 157,501,897.04 is: 217,352,569.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,952,427.42 : 390,474,261.96 = 157,501,897.04 : x
  2. Step 2: Convert to fraction form
    282,952,427.42/390,474,261.96 = 157,501,897.04/x
  3. Step 3: Cross multiply
    282,952,427.42x = 390,474,261.96 × 157,501,897.04
  4. Step 4: Simplify right side
    282,952,427.42x = 61,500,437,003,993,904
  5. Step 5: Solve for x
    x = 61,500,437,003,993,904/282,952,427.42
  6. Step 6: Final answer
    x = 217,352,569.00

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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.