Home / 7,818,348,799.56-10,789,244,692.26-4,249,843,387.39

Finding the Fourth Proportional to 7,818,348,799.56, 10,789,244,692.26 and 4,249,843,387.39

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Solution

The fourth proportional to 7,818,348,799.56, 10,789,244,692.26 and 4,249,843,387.39 is: 5,864,742,209.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818,348,799.56 : 10,789,244,692.26 = 4,249,843,387.39 : x
  2. Step 2: Convert to fraction form
    7,818,348,799.56/10,789,244,692.26 = 4,249,843,387.39/x
  3. Step 3: Cross multiply
    7,818,348,799.56x = 10,789,244,692.26 × 4,249,843,387.39
  4. Step 4: Simplify right side
    7,818,348,799.56x = 45,852,600,210,300,641,280
  5. Step 5: Solve for x
    x = 45,852,600,210,300,641,280/7,818,348,799.56
  6. Step 6: Final answer
    x = 5,864,742,209.11

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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.