Home / 1,759,196,990.32-2,427,720,956.40-966,316,236.64

Finding the Fourth Proportional to 1,759,196,990.32, 2,427,720,956.40 and 966,316,236.64

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Solution

The fourth proportional to 1,759,196,990.32, 2,427,720,956.40 and 966,316,236.64 is: 1,333,532,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,196,990.32 : 2,427,720,956.40 = 966,316,236.64 : x
  2. Step 2: Convert to fraction form
    1,759,196,990.32/2,427,720,956.40 = 966,316,236.64/x
  3. Step 3: Cross multiply
    1,759,196,990.32x = 2,427,720,956.40 × 966,316,236.64
  4. Step 4: Simplify right side
    1,759,196,990.32x = 2,345,946,178,200,509,440
  5. Step 5: Solve for x
    x = 2,345,946,178,200,509,440/1,759,196,990.32
  6. Step 6: Final answer
    x = 1,333,532,396.38

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Double scale
Find fourth proportional to 1,759,196,991.32, 2,427,720,957.78 and 966,316,237.64
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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.