Home / 1,009,183,502.08-1,513,775,253.12-319,302,225.28

Finding the Fourth Proportional to 1,009,183,502.08, 1,513,775,253.12 and 319,302,225.28

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Solution

The fourth proportional to 1,009,183,502.08, 1,513,775,253.12 and 319,302,225.28 is: 478,953,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,183,502.08 : 1,513,775,253.12 = 319,302,225.28 : x
  2. Step 2: Convert to fraction form
    1,009,183,502.08/1,513,775,253.12 = 319,302,225.28/x
  3. Step 3: Cross multiply
    1,009,183,502.08x = 1,513,775,253.12 × 319,302,225.28
  4. Step 4: Simplify right side
    1,009,183,502.08x = 483,351,806,885,845,824
  5. Step 5: Solve for x
    x = 483,351,806,885,845,824/1,009,183,502.08
  6. Step 6: Final answer
    x = 478,953,337.91

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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.