Home / 678,159,347.24-1,015,755,926.64-480,824,602.00

Finding the Fourth Proportional to 678,159,347.24, 1,015,755,926.64 and 480,824,602.00

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Solution

The fourth proportional to 678,159,347.24, 1,015,755,926.64 and 480,824,602.00 is: 720,185,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,159,347.24 : 1,015,755,926.64 = 480,824,602.00 : x
  2. Step 2: Convert to fraction form
    678,159,347.24/1,015,755,926.64 = 480,824,602.00/x
  3. Step 3: Cross multiply
    678,159,347.24x = 1,015,755,926.64 × 480,824,602.00
  4. Step 4: Simplify right side
    678,159,347.24x = 488,400,439,151,500,736
  5. Step 5: Solve for x
    x = 488,400,439,151,500,736/678,159,347.24
  6. Step 6: Final answer
    x = 720,185,368.14

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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.