Home / 1,216,785,926,075.40-1,825,178,889,113.10-1,165,196,184,712.20

Finding the Fourth Proportional to 1,216,785,926,075.40, 1,825,178,889,113.10 and 1,165,196,184,712.20

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Solution

The fourth proportional to 1,216,785,926,075.40, 1,825,178,889,113.10 and 1,165,196,184,712.20 is: 1,747,794,277,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,785,926,075.40 : 1,825,178,889,113.10 = 1,165,196,184,712.20 : x
  2. Step 2: Convert to fraction form
    1,216,785,926,075.40/1,825,178,889,113.10 = 1,165,196,184,712.20/x
  3. Step 3: Cross multiply
    1,216,785,926,075.40x = 1,825,178,889,113.10 × 1,165,196,184,712.20
  4. Step 4: Simplify right side
    1,216,785,926,075.40x = 2,126,691,478,011,835,817,394,176
  5. Step 5: Solve for x
    x = 2,126,691,478,011,835,817,394,176/1,216,785,926,075.40
  6. Step 6: Final answer
    x = 1,747,794,277,068.30

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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.