Home / 3,178,798,554.90-4,768,248,397.69-1,769,652,291.65

Finding the Fourth Proportional to 3,178,798,554.90, 4,768,248,397.69 and 1,769,652,291.65

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Solution

The fourth proportional to 3,178,798,554.90, 4,768,248,397.69 and 1,769,652,291.65 is: 2,654,506,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,798,554.90 : 4,768,248,397.69 = 1,769,652,291.65 : x
  2. Step 2: Convert to fraction form
    3,178,798,554.90/4,768,248,397.69 = 1,769,652,291.65/x
  3. Step 3: Cross multiply
    3,178,798,554.90x = 4,768,248,397.69 × 1,769,652,291.65
  4. Step 4: Simplify right side
    3,178,798,554.90x = 8,438,141,704,128,548,864
  5. Step 5: Solve for x
    x = 8,438,141,704,128,548,864/3,178,798,554.90
  6. Step 6: Final answer
    x = 2,654,506,587.44

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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.