Home / 257,011,281,990.40-354,301,762,875.57-179,608,808,541.64

Finding the Fourth Proportional to 257,011,281,990.40, 354,301,762,875.57 and 179,608,808,541.64

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Solution

The fourth proportional to 257,011,281,990.40, 354,301,762,875.57 and 179,608,808,541.64 is: 247,598,926,403.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,011,281,990.40 : 354,301,762,875.57 = 179,608,808,541.64 : x
  2. Step 2: Convert to fraction form
    257,011,281,990.40/354,301,762,875.57 = 179,608,808,541.64/x
  3. Step 3: Cross multiply
    257,011,281,990.40x = 354,301,762,875.57 × 179,608,808,541.64
  4. Step 4: Simplify right side
    257,011,281,990.40x = 63,635,717,494,283,796,742,144
  5. Step 5: Solve for x
    x = 63,635,717,494,283,796,742,144/257,011,281,990.40
  6. Step 6: Final answer
    x = 247,598,926,403.01

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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.