Home / 1,007,688,800.40-1,511,533,200.60-835,501,916.40

Finding the Fourth Proportional to 1,007,688,800.40, 1,511,533,200.60 and 835,501,916.40

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Solution

The fourth proportional to 1,007,688,800.40, 1,511,533,200.60 and 835,501,916.40 is: 1,253,252,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,688,800.40 : 1,511,533,200.60 = 835,501,916.40 : x
  2. Step 2: Convert to fraction form
    1,007,688,800.40/1,511,533,200.60 = 835,501,916.40/x
  3. Step 3: Cross multiply
    1,007,688,800.40x = 1,511,533,200.60 × 835,501,916.40
  4. Step 4: Simplify right side
    1,007,688,800.40x = 1,262,888,885,803,525,632
  5. Step 5: Solve for x
    x = 1,262,888,885,803,525,632/1,007,688,800.40
  6. Step 6: Final answer
    x = 1,253,252,874.60

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Double scale
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Similar ratio
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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.