Home / 1,816,661,946.96-2,506,993,099.56-981,286,526.16

Finding the Fourth Proportional to 1,816,661,946.96, 2,506,993,099.56 and 981,286,526.16

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Solution

The fourth proportional to 1,816,661,946.96, 2,506,993,099.56 and 981,286,526.16 is: 1,354,175,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,661,946.96 : 2,506,993,099.56 = 981,286,526.16 : x
  2. Step 2: Convert to fraction form
    1,816,661,946.96/2,506,993,099.56 = 981,286,526.16/x
  3. Step 3: Cross multiply
    1,816,661,946.96x = 2,506,993,099.56 × 981,286,526.16
  4. Step 4: Simplify right side
    1,816,661,946.96x = 2,460,078,549,774,323,200
  5. Step 5: Solve for x
    x = 2,460,078,549,774,323,200/1,816,661,946.96
  6. Step 6: Final answer
    x = 1,354,175,196.93

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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.