Home / 982,000,551.90-1,355,141,552.40-535,967,112.36

Finding the Fourth Proportional to 982,000,551.90, 1,355,141,552.40 and 535,967,112.36

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Solution

The fourth proportional to 982,000,551.90, 1,355,141,552.40 and 535,967,112.36 is: 739,624,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,000,551.90 : 1,355,141,552.40 = 535,967,112.36 : x
  2. Step 2: Convert to fraction form
    982,000,551.90/1,355,141,552.40 = 535,967,112.36/x
  3. Step 3: Cross multiply
    982,000,551.90x = 1,355,141,552.40 × 535,967,112.36
  4. Step 4: Simplify right side
    982,000,551.90x = 726,311,304,678,875,648
  5. Step 5: Solve for x
    x = 726,311,304,678,875,648/982,000,551.90
  6. Step 6: Final answer
    x = 739,624,130.84

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1.5x scale

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.