Home / 137,459,358,116.40-189,710,427,994.86-83,264,316,595.14

Finding the Fourth Proportional to 137,459,358,116.40, 189,710,427,994.86 and 83,264,316,595.14

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Solution

The fourth proportional to 137,459,358,116.40, 189,710,427,994.86 and 83,264,316,595.14 is: 114,914,759,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,459,358,116.40 : 189,710,427,994.86 = 83,264,316,595.14 : x
  2. Step 2: Convert to fraction form
    137,459,358,116.40/189,710,427,994.86 = 83,264,316,595.14/x
  3. Step 3: Cross multiply
    137,459,358,116.40x = 189,710,427,994.86 × 83,264,316,595.14
  4. Step 4: Simplify right side
    137,459,358,116.40x = 15,796,109,137,963,531,632,640
  5. Step 5: Solve for x
    x = 15,796,109,137,963,531,632,640/137,459,358,116.40
  6. Step 6: Final answer
    x = 114,914,759,929.17

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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.