Home / 540,166,320.45-745,426,594.71-302,011,459.17

Finding the Fourth Proportional to 540,166,320.45, 745,426,594.71 and 302,011,459.17

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Solution

The fourth proportional to 540,166,320.45, 745,426,594.71 and 302,011,459.17 is: 416,774,176.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,166,320.45 : 745,426,594.71 = 302,011,459.17 : x
  2. Step 2: Convert to fraction form
    540,166,320.45/745,426,594.71 = 302,011,459.17/x
  3. Step 3: Cross multiply
    540,166,320.45x = 745,426,594.71 × 302,011,459.17
  4. Step 4: Simplify right side
    540,166,320.45x = 225,127,373,572,491,328
  5. Step 5: Solve for x
    x = 225,127,373,572,491,328/540,166,320.45
  6. Step 6: Final answer
    x = 416,774,176.86

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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.