Home / 1,535,803,504.14-2,118,805,778.09-891,949,830.71

Finding the Fourth Proportional to 1,535,803,504.14, 2,118,805,778.09 and 891,949,830.71

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Solution

The fourth proportional to 1,535,803,504.14, 2,118,805,778.09 and 891,949,830.71 is: 1,230,540,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,803,504.14 : 2,118,805,778.09 = 891,949,830.71 : x
  2. Step 2: Convert to fraction form
    1,535,803,504.14/2,118,805,778.09 = 891,949,830.71/x
  3. Step 3: Cross multiply
    1,535,803,504.14x = 2,118,805,778.09 × 891,949,830.71
  4. Step 4: Simplify right side
    1,535,803,504.14x = 1,889,868,455,068,254,208
  5. Step 5: Solve for x
    x = 1,889,868,455,068,254,208/1,535,803,504.14
  6. Step 6: Final answer
    x = 1,230,540,528.12

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Double scale
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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.