Home / 425,121,875,237.08-638,136,606,250.90-183,218,365,666.43

Finding the Fourth Proportional to 425,121,875,237.08, 638,136,606,250.90 and 183,218,365,666.43

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Solution

The fourth proportional to 425,121,875,237.08, 638,136,606,250.90 and 183,218,365,666.43 is: 275,023,123,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,121,875,237.08 : 638,136,606,250.90 = 183,218,365,666.43 : x
  2. Step 2: Convert to fraction form
    425,121,875,237.08/638,136,606,250.90 = 183,218,365,666.43/x
  3. Step 3: Cross multiply
    425,121,875,237.08x = 638,136,606,250.90 × 183,218,365,666.43
  4. Step 4: Simplify right side
    425,121,875,237.08x = 116,918,346,069,212,049,440,768
  5. Step 5: Solve for x
    x = 116,918,346,069,212,049,440,768/425,121,875,237.08
  6. Step 6: Final answer
    x = 275,023,123,672.50

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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.