Home / 162,415,427.40-243,623,141.10-97,845,345.90

Finding the Fourth Proportional to 162,415,427.40, 243,623,141.10 and 97,845,345.90

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Solution

The fourth proportional to 162,415,427.40, 243,623,141.10 and 97,845,345.90 is: 146,768,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,415,427.40 : 243,623,141.10 = 97,845,345.90 : x
  2. Step 2: Convert to fraction form
    162,415,427.40/243,623,141.10 = 97,845,345.90/x
  3. Step 3: Cross multiply
    162,415,427.40x = 243,623,141.10 × 97,845,345.90
  4. Step 4: Simplify right side
    162,415,427.40x = 23,837,390,510,174,008
  5. Step 5: Solve for x
    x = 23,837,390,510,174,008/162,415,427.40
  6. Step 6: Final answer
    x = 146,768,018.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.