Home / 1,485,946,769.45-2,050,484,653.35-874,795,830.53

Finding the Fourth Proportional to 1,485,946,769.45, 2,050,484,653.35 and 874,795,830.53

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Solution

The fourth proportional to 1,485,946,769.45, 2,050,484,653.35 and 874,795,830.53 is: 1,207,146,488.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,946,769.45 : 2,050,484,653.35 = 874,795,830.53 : x
  2. Step 2: Convert to fraction form
    1,485,946,769.45/2,050,484,653.35 = 874,795,830.53/x
  3. Step 3: Cross multiply
    1,485,946,769.45x = 2,050,484,653.35 × 874,795,830.53
  4. Step 4: Simplify right side
    1,485,946,769.45x = 1,793,755,425,316,332,288
  5. Step 5: Solve for x
    x = 1,793,755,425,316,332,288/1,485,946,769.45
  6. Step 6: Final answer
    x = 1,207,146,488.82

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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.