Home / 191,736,371.60-287,604,557.40-159,849,911.60

Finding the Fourth Proportional to 191,736,371.60, 287,604,557.40 and 159,849,911.60

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Solution

The fourth proportional to 191,736,371.60, 287,604,557.40 and 159,849,911.60 is: 239,774,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,736,371.60 : 287,604,557.40 = 159,849,911.60 : x
  2. Step 2: Convert to fraction form
    191,736,371.60/287,604,557.40 = 159,849,911.60/x
  3. Step 3: Cross multiply
    191,736,371.60x = 287,604,557.40 × 159,849,911.60
  4. Step 4: Simplify right side
    191,736,371.60x = 45,973,563,076,147,120
  5. Step 5: Solve for x
    x = 45,973,563,076,147,120/191,736,371.60
  6. Step 6: Final answer
    x = 239,774,867.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.