Home / 1,230,377,653.66-1,697,931,748.86-701,768,403.82

Finding the Fourth Proportional to 1,230,377,653.66, 1,697,931,748.86 and 701,768,403.82

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Solution

The fourth proportional to 1,230,377,653.66, 1,697,931,748.86 and 701,768,403.82 is: 968,446,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,377,653.66 : 1,697,931,748.86 = 701,768,403.82 : x
  2. Step 2: Convert to fraction form
    1,230,377,653.66/1,697,931,748.86 = 701,768,403.82/x
  3. Step 3: Cross multiply
    1,230,377,653.66x = 1,697,931,748.86 × 701,768,403.82
  4. Step 4: Simplify right side
    1,230,377,653.66x = 1,191,554,853,192,783,360
  5. Step 5: Solve for x
    x = 1,191,554,853,192,783,360/1,230,377,653.66
  6. Step 6: Final answer
    x = 968,446,435.65

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Double scale
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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.