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Finding the Fourth Proportional to 302,465,411.70, 453,698,117.55 and 149,184,899.70

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Solution

The fourth proportional to 302,465,411.70, 453,698,117.55 and 149,184,899.70 is: 223,777,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,465,411.70 : 453,698,117.55 = 149,184,899.70 : x
  2. Step 2: Convert to fraction form
    302,465,411.70/453,698,117.55 = 149,184,899.70/x
  3. Step 3: Cross multiply
    302,465,411.70x = 453,698,117.55 × 149,184,899.70
  4. Step 4: Simplify right side
    302,465,411.70x = 67,684,908,160,775,560
  5. Step 5: Solve for x
    x = 67,684,908,160,775,560/302,465,411.70
  6. Step 6: Final answer
    x = 223,777,349.55

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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.