Home / 900,570,582.29-1,242,800,095.81-518,881,669.13

Finding the Fourth Proportional to 900,570,582.29, 1,242,800,095.81 and 518,881,669.13

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Solution

The fourth proportional to 900,570,582.29, 1,242,800,095.81 and 518,881,669.13 is: 716,064,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,570,582.29 : 1,242,800,095.81 = 518,881,669.13 : x
  2. Step 2: Convert to fraction form
    900,570,582.29/1,242,800,095.81 = 518,881,669.13/x
  3. Step 3: Cross multiply
    900,570,582.29x = 1,242,800,095.81 × 518,881,669.13
  4. Step 4: Simplify right side
    900,570,582.29x = 644,866,188,111,612,416
  5. Step 5: Solve for x
    x = 644,866,188,111,612,416/900,570,582.29
  6. Step 6: Final answer
    x = 716,064,016.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.