Home / 1,602,974,889.87-2,402,784,158.58-670,831,804.55

Finding the Fourth Proportional to 1,602,974,889.87, 2,402,784,158.58 and 670,831,804.55

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Solution

The fourth proportional to 1,602,974,889.87, 2,402,784,158.58 and 670,831,804.55 is: 1,005,545,403.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,974,889.87 : 2,402,784,158.58 = 670,831,804.55 : x
  2. Step 2: Convert to fraction form
    1,602,974,889.87/2,402,784,158.58 = 670,831,804.55/x
  3. Step 3: Cross multiply
    1,602,974,889.87x = 2,402,784,158.58 × 670,831,804.55
  4. Step 4: Simplify right side
    1,602,974,889.87x = 1,611,864,033,044,374,528
  5. Step 5: Solve for x
    x = 1,611,864,033,044,374,528/1,602,974,889.87
  6. Step 6: Final answer
    x = 1,005,545,403.88

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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.