Home / 1,602,974,976.48-2,402,784,288.48-670,831,891.20

Finding the Fourth Proportional to 1,602,974,976.48, 2,402,784,288.48 and 670,831,891.20

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Solution

The fourth proportional to 1,602,974,976.48, 2,402,784,288.48 and 670,831,891.20 is: 1,005,545,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,974,976.48 : 2,402,784,288.48 = 670,831,891.20 : x
  2. Step 2: Convert to fraction form
    1,602,974,976.48/2,402,784,288.48 = 670,831,891.20/x
  3. Step 3: Cross multiply
    1,602,974,976.48x = 2,402,784,288.48 × 670,831,891.20
  4. Step 4: Simplify right side
    1,602,974,976.48x = 1,611,864,328,386,684,928
  5. Step 5: Solve for x
    x = 1,611,864,328,386,684,928/1,602,974,976.48
  6. Step 6: Final answer
    x = 1,005,545,533.80

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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.