Home / 3,117,153,880.77-4,301,670,996.23-1,688,225,052.93

Finding the Fourth Proportional to 3,117,153,880.77, 4,301,670,996.23 and 1,688,225,052.93

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Solution

The fourth proportional to 3,117,153,880.77, 4,301,670,996.23 and 1,688,225,052.93 is: 2,329,749,836.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,153,880.77 : 4,301,670,996.23 = 1,688,225,052.93 : x
  2. Step 2: Convert to fraction form
    3,117,153,880.77/4,301,670,996.23 = 1,688,225,052.93/x
  3. Step 3: Cross multiply
    3,117,153,880.77x = 4,301,670,996.23 × 1,688,225,052.93
  4. Step 4: Simplify right side
    3,117,153,880.77x = 7,262,188,745,289,397,248
  5. Step 5: Solve for x
    x = 7,262,188,745,289,397,248/3,117,153,880.77
  6. Step 6: Final answer
    x = 2,329,749,836.89

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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.