Home / 73,307,636.40-101,158,638.48-42,369,809.52

Finding the Fourth Proportional to 73,307,636.40, 101,158,638.48 and 42,369,809.52

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Solution

The fourth proportional to 73,307,636.40, 101,158,638.48 and 42,369,809.52 is: 58,466,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,307,636.40 : 101,158,638.48 = 42,369,809.52 : x
  2. Step 2: Convert to fraction form
    73,307,636.40/101,158,638.48 = 42,369,809.52/x
  3. Step 3: Cross multiply
    73,307,636.40x = 101,158,638.48 × 42,369,809.52
  4. Step 4: Simplify right side
    73,307,636.40x = 4,286,072,243,700,143
  5. Step 5: Solve for x
    x = 4,286,072,243,700,143/73,307,636.40
  6. Step 6: Final answer
    x = 58,466,927.24

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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.