Home / 1,230,377,647.42-1,697,931,740.24-701,768,397.57

Finding the Fourth Proportional to 1,230,377,647.42, 1,697,931,740.24 and 701,768,397.57

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Solution

The fourth proportional to 1,230,377,647.42, 1,697,931,740.24 and 701,768,397.57 is: 968,446,427.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,377,647.42 : 1,697,931,740.24 = 701,768,397.57 : x
  2. Step 2: Convert to fraction form
    1,230,377,647.42/1,697,931,740.24 = 701,768,397.57/x
  3. Step 3: Cross multiply
    1,230,377,647.42x = 1,697,931,740.24 × 701,768,397.57
  4. Step 4: Simplify right side
    1,230,377,647.42x = 1,191,554,836,527,957,504
  5. Step 5: Solve for x
    x = 1,191,554,836,527,957,504/1,230,377,647.42
  6. Step 6: Final answer
    x = 968,446,427.02

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1.5x scale

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.