Home / 1,140,606,337.01-1,573,766,936.91-645,569,045.51

Finding the Fourth Proportional to 1,140,606,337.01, 1,573,766,936.91 and 645,569,045.51

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Solution

The fourth proportional to 1,140,606,337.01, 1,573,766,936.91 and 645,569,045.51 is: 890,732,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,606,337.01 : 1,573,766,936.91 = 645,569,045.51 : x
  2. Step 2: Convert to fraction form
    1,140,606,337.01/1,573,766,936.91 = 645,569,045.51/x
  3. Step 3: Cross multiply
    1,140,606,337.01x = 1,573,766,936.91 × 645,569,045.51
  4. Step 4: Simplify right side
    1,140,606,337.01x = 1,015,975,219,308,316,288
  5. Step 5: Solve for x
    x = 1,015,975,219,308,316,288/1,140,606,337.01
  6. Step 6: Final answer
    x = 890,732,574.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.