Home / 1,602,974,888.87-2,402,784,157.08-670,831,803.55

Finding the Fourth Proportional to 1,602,974,888.87, 2,402,784,157.08 and 670,831,803.55

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Solution

The fourth proportional to 1,602,974,888.87, 2,402,784,157.08 and 670,831,803.55 is: 1,005,545,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,974,888.87 : 2,402,784,157.08 = 670,831,803.55 : x
  2. Step 2: Convert to fraction form
    1,602,974,888.87/2,402,784,157.08 = 670,831,803.55/x
  3. Step 3: Cross multiply
    1,602,974,888.87x = 2,402,784,157.08 × 670,831,803.55
  4. Step 4: Simplify right side
    1,602,974,888.87x = 1,611,864,029,623,328,768
  5. Step 5: Solve for x
    x = 1,611,864,029,623,328,768/1,602,974,888.87
  6. Step 6: Final answer
    x = 1,005,545,402.37

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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.