Home / 1,111,403,883.60-1,664,883,146.93-668,502,018.14

Finding the Fourth Proportional to 1,111,403,883.60, 1,664,883,146.93 and 668,502,018.14

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Solution

The fourth proportional to 1,111,403,883.60, 1,664,883,146.93 and 668,502,018.14 is: 1,001,416,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,403,883.60 : 1,664,883,146.93 = 668,502,018.14 : x
  2. Step 2: Convert to fraction form
    1,111,403,883.60/1,664,883,146.93 = 668,502,018.14/x
  3. Step 3: Cross multiply
    1,111,403,883.60x = 1,664,883,146.93 × 668,502,018.14
  4. Step 4: Simplify right side
    1,111,403,883.60x = 1,112,977,743,678,312,192
  5. Step 5: Solve for x
    x = 1,112,977,743,678,312,192/1,111,403,883.60
  6. Step 6: Final answer
    x = 1,001,416,100.93

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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.