Home / 789,122,950.60-1,184,654,870.70-497,989,510.60

Finding the Fourth Proportional to 789,122,950.60, 1,184,654,870.70 and 497,989,510.60

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Solution

The fourth proportional to 789,122,950.60, 1,184,654,870.70 and 497,989,510.60 is: 747,596,681.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,122,950.60 : 1,184,654,870.70 = 497,989,510.60 : x
  2. Step 2: Convert to fraction form
    789,122,950.60/1,184,654,870.70 = 497,989,510.60/x
  3. Step 3: Cross multiply
    789,122,950.60x = 1,184,654,870.70 × 497,989,510.60
  4. Step 4: Simplify right side
    789,122,950.60x = 589,945,699,289,799,296
  5. Step 5: Solve for x
    x = 589,945,699,289,799,296/789,122,950.60
  6. Step 6: Final answer
    x = 747,596,681.66

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1.5x scale

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.