Home / 137,459,358,118.40-189,710,427,997.62-83,264,316,597.14

Finding the Fourth Proportional to 137,459,358,118.40, 189,710,427,997.62 and 83,264,316,597.14

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Solution

The fourth proportional to 137,459,358,118.40, 189,710,427,997.62 and 83,264,316,597.14 is: 114,914,759,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,459,358,118.40 : 189,710,427,997.62 = 83,264,316,597.14 : x
  2. Step 2: Convert to fraction form
    137,459,358,118.40/189,710,427,997.62 = 83,264,316,597.14/x
  3. Step 3: Cross multiply
    137,459,358,118.40x = 189,710,427,997.62 × 83,264,316,597.14
  4. Step 4: Simplify right side
    137,459,358,118.40x = 15,796,109,138,572,762,677,248
  5. Step 5: Solve for x
    x = 15,796,109,138,572,762,677,248/137,459,358,118.40
  6. Step 6: Final answer
    x = 114,914,759,931.93

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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.