Home / 191,808,623.60-287,712,935.40-119,249,212.40

Finding the Fourth Proportional to 191,808,623.60, 287,712,935.40 and 119,249,212.40

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Solution

The fourth proportional to 191,808,623.60, 287,712,935.40 and 119,249,212.40 is: 178,873,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,808,623.60 : 287,712,935.40 = 119,249,212.40 : x
  2. Step 2: Convert to fraction form
    191,808,623.60/287,712,935.40 = 119,249,212.40/x
  3. Step 3: Cross multiply
    191,808,623.60x = 287,712,935.40 × 119,249,212.40
  4. Step 4: Simplify right side
    191,808,623.60x = 34,309,540,943,742,076
  5. Step 5: Solve for x
    x = 34,309,540,943,742,076/191,808,623.60
  6. Step 6: Final answer
    x = 178,873,818.60

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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.