Home / 1,166,921,424.30-1,610,356,417.30-631,073,089.26

Finding the Fourth Proportional to 1,166,921,424.30, 1,610,356,417.30 and 631,073,089.26

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Solution

The fourth proportional to 1,166,921,424.30, 1,610,356,417.30 and 631,073,089.26 is: 870,883,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,921,424.30 : 1,610,356,417.30 = 631,073,089.26 : x
  2. Step 2: Convert to fraction form
    1,166,921,424.30/1,610,356,417.30 = 631,073,089.26/x
  3. Step 3: Cross multiply
    1,166,921,424.30x = 1,610,356,417.30 × 631,073,089.26
  4. Step 4: Simplify right side
    1,166,921,424.30x = 1,016,252,599,075,176,704
  5. Step 5: Solve for x
    x = 1,016,252,599,075,176,704/1,166,921,424.30
  6. Step 6: Final answer
    x = 870,883,487.02

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Double scale
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Why These Related Problems?

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