Home / 1,281,052,111,346.90-1,767,902,883,272.40-703,009,316,068.50

Finding the Fourth Proportional to 1,281,052,111,346.90, 1,767,902,883,272.40 and 703,009,316,068.50

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Solution

The fourth proportional to 1,281,052,111,346.90, 1,767,902,883,272.40 and 703,009,316,068.50 is: 970,180,827,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,052,111,346.90 : 1,767,902,883,272.40 = 703,009,316,068.50 : x
  2. Step 2: Convert to fraction form
    1,281,052,111,346.90/1,767,902,883,272.40 = 703,009,316,068.50/x
  3. Step 3: Cross multiply
    1,281,052,111,346.90x = 1,767,902,883,272.40 × 703,009,316,068.50
  4. Step 4: Simplify right side
    1,281,052,111,346.90x = 1,242,852,196,844,859,174,158,336
  5. Step 5: Solve for x
    x = 1,242,852,196,844,859,174,158,336/1,281,052,111,346.90
  6. Step 6: Final answer
    x = 970,180,827,022.04

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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.