Home / 202,024,365.57-302,728,307.72-105,011,582.49

Finding the Fourth Proportional to 202,024,365.57, 302,728,307.72 and 105,011,582.49

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Solution

The fourth proportional to 202,024,365.57, 302,728,307.72 and 105,011,582.49 is: 157,357,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,024,365.57 : 302,728,307.72 = 105,011,582.49 : x
  2. Step 2: Convert to fraction form
    202,024,365.57/302,728,307.72 = 105,011,582.49/x
  3. Step 3: Cross multiply
    202,024,365.57x = 302,728,307.72 × 105,011,582.49
  4. Step 4: Simplify right side
    202,024,365.57x = 31,789,978,657,671,820
  5. Step 5: Solve for x
    x = 31,789,978,657,671,820/202,024,365.57
  6. Step 6: Final answer
    x = 157,357,151.29

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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.