Home / 607,704,835.16-838,169,970.98-523,075,990.57

Finding the Fourth Proportional to 607,704,835.16, 838,169,970.98 and 523,075,990.57

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Solution

The fourth proportional to 607,704,835.16, 838,169,970.98 and 523,075,990.57 is: 721,446,601.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,704,835.16 : 838,169,970.98 = 523,075,990.57 : x
  2. Step 2: Convert to fraction form
    607,704,835.16/838,169,970.98 = 523,075,990.57/x
  3. Step 3: Cross multiply
    607,704,835.16x = 838,169,970.98 × 523,075,990.57
  4. Step 4: Simplify right side
    607,704,835.16x = 438,426,587,831,680,832
  5. Step 5: Solve for x
    x = 438,426,587,831,680,832/607,704,835.16
  6. Step 6: Final answer
    x = 721,446,601.15

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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.