Home / 1,209,506,907,626.60-1,669,120,202,203.50-653,312,031,994.92

Finding the Fourth Proportional to 1,209,506,907,626.60, 1,669,120,202,203.50 and 653,312,031,994.92

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Solution

The fourth proportional to 1,209,506,907,626.60, 1,669,120,202,203.50 and 653,312,031,994.92 is: 901,570,965,878.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,506,907,626.60 : 1,669,120,202,203.50 = 653,312,031,994.92 : x
  2. Step 2: Convert to fraction form
    1,209,506,907,626.60/1,669,120,202,203.50 = 653,312,031,994.92/x
  3. Step 3: Cross multiply
    1,209,506,907,626.60x = 1,669,120,202,203.50 × 653,312,031,994.92
  4. Step 4: Simplify right side
    1,209,506,907,626.60x = 1,090,456,310,945,340,425,502,720
  5. Step 5: Solve for x
    x = 1,090,456,310,945,340,425,502,720/1,209,506,907,626.60
  6. Step 6: Final answer
    x = 901,570,965,878.26

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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.