Home / 191,828,270.60-287,742,405.90-169,657,339.40

Finding the Fourth Proportional to 191,828,270.60, 287,742,405.90 and 169,657,339.40

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Solution

The fourth proportional to 191,828,270.60, 287,742,405.90 and 169,657,339.40 is: 254,486,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,828,270.60 : 287,742,405.90 = 169,657,339.40 : x
  2. Step 2: Convert to fraction form
    191,828,270.60/287,742,405.90 = 169,657,339.40/x
  3. Step 3: Cross multiply
    191,828,270.60x = 287,742,405.90 × 169,657,339.40
  4. Step 4: Simplify right side
    191,828,270.60x = 48,817,611,017,548,864
  5. Step 5: Solve for x
    x = 48,817,611,017,548,864/191,828,270.60
  6. Step 6: Final answer
    x = 254,486,009.10

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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.