Home / 1,430,888,174.83-1,974,333,792.63-836,057,612.71

Finding the Fourth Proportional to 1,430,888,174.83, 1,974,333,792.63 and 836,057,612.71

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Solution

The fourth proportional to 1,430,888,174.83, 1,974,333,792.63 and 836,057,612.71 is: 1,153,588,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,888,174.83 : 1,974,333,792.63 = 836,057,612.71 : x
  2. Step 2: Convert to fraction form
    1,430,888,174.83/1,974,333,792.63 = 836,057,612.71/x
  3. Step 3: Cross multiply
    1,430,888,174.83x = 1,974,333,792.63 × 836,057,612.71
  4. Step 4: Simplify right side
    1,430,888,174.83x = 1,650,656,797,358,918,144
  5. Step 5: Solve for x
    x = 1,650,656,797,358,918,144/1,430,888,174.83
  6. Step 6: Final answer
    x = 1,153,588,957.12

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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.