Home / 1,099,316,541.40-1,648,974,812.10-927,129,657.40

Finding the Fourth Proportional to 1,099,316,541.40, 1,648,974,812.10 and 927,129,657.40

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Solution

The fourth proportional to 1,099,316,541.40, 1,648,974,812.10 and 927,129,657.40 is: 1,390,694,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,316,541.40 : 1,648,974,812.10 = 927,129,657.40 : x
  2. Step 2: Convert to fraction form
    1,099,316,541.40/1,648,974,812.10 = 927,129,657.40/x
  3. Step 3: Cross multiply
    1,099,316,541.40x = 1,648,974,812.10 × 927,129,657.40
  4. Step 4: Simplify right side
    1,099,316,541.40x = 1,528,813,452,603,502,336
  5. Step 5: Solve for x
    x = 1,528,813,452,603,502,336/1,099,316,541.40
  6. Step 6: Final answer
    x = 1,390,694,486.10

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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.