Home / 1,165,391,258.80-1,748,086,888.20-1,070,157,031.60

Finding the Fourth Proportional to 1,165,391,258.80, 1,748,086,888.20 and 1,070,157,031.60

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Solution

The fourth proportional to 1,165,391,258.80, 1,748,086,888.20 and 1,070,157,031.60 is: 1,605,235,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,391,258.80 : 1,748,086,888.20 = 1,070,157,031.60 : x
  2. Step 2: Convert to fraction form
    1,165,391,258.80/1,748,086,888.20 = 1,070,157,031.60/x
  3. Step 3: Cross multiply
    1,165,391,258.80x = 1,748,086,888.20 × 1,070,157,031.60
  4. Step 4: Simplify right side
    1,165,391,258.80x = 1,870,727,475,254,993,152
  5. Step 5: Solve for x
    x = 1,870,727,475,254,993,152/1,165,391,258.80
  6. Step 6: Final answer
    x = 1,605,235,547.40

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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.