Home / 1,383,697,368.06-1,909,502,348.31-757,165,777.62

Finding the Fourth Proportional to 1,383,697,368.06, 1,909,502,348.31 and 757,165,777.62

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Solution

The fourth proportional to 1,383,697,368.06, 1,909,502,348.31 and 757,165,777.62 is: 1,044,888,762.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,697,368.06 : 1,909,502,348.31 = 757,165,777.62 : x
  2. Step 2: Convert to fraction form
    1,383,697,368.06/1,909,502,348.31 = 757,165,777.62/x
  3. Step 3: Cross multiply
    1,383,697,368.06x = 1,909,502,348.31 × 757,165,777.62
  4. Step 4: Simplify right side
    1,383,697,368.06x = 1,445,809,830,425,357,312
  5. Step 5: Solve for x
    x = 1,445,809,830,425,357,312/1,383,697,368.06
  6. Step 6: Final answer
    x = 1,044,888,762.38

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Half scale
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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.