Home / 8,075,376,041.40-12,113,064,062.10-3,168,209,935.80

Finding the Fourth Proportional to 8,075,376,041.40, 12,113,064,062.10 and 3,168,209,935.80

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Solution

The fourth proportional to 8,075,376,041.40, 12,113,064,062.10 and 3,168,209,935.80 is: 4,752,314,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,376,041.40 : 12,113,064,062.10 = 3,168,209,935.80 : x
  2. Step 2: Convert to fraction form
    8,075,376,041.40/12,113,064,062.10 = 3,168,209,935.80/x
  3. Step 3: Cross multiply
    8,075,376,041.40x = 12,113,064,062.10 × 3,168,209,935.80
  4. Step 4: Simplify right side
    8,075,376,041.40x = 38,376,729,914,527,129,600
  5. Step 5: Solve for x
    x = 38,376,729,914,527,129,600/8,075,376,041.40
  6. Step 6: Final answer
    x = 4,752,314,903.70

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Double scale
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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.