Home / 97,159,433.40-145,718,154.90-42,571,913.40

Finding the Fourth Proportional to 97,159,433.40, 145,718,154.90 and 42,571,913.40

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Solution

The fourth proportional to 97,159,433.40, 145,718,154.90 and 42,571,913.40 is: 63,848,670.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,159,433.40 : 145,718,154.90 = 42,571,913.40 : x
  2. Step 2: Convert to fraction form
    97,159,433.40/145,718,154.90 = 42,571,913.40/x
  3. Step 3: Cross multiply
    97,159,433.40x = 145,718,154.90 × 42,571,913.40
  4. Step 4: Simplify right side
    97,159,433.40x = 6,203,500,671,210,586
  5. Step 5: Solve for x
    x = 6,203,500,671,210,586/97,159,433.40
  6. Step 6: Final answer
    x = 63,848,670.73

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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.