Home / 191,492,461.40-287,238,692.10-114,008,363.60

Finding the Fourth Proportional to 191,492,461.40, 287,238,692.10 and 114,008,363.60

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Solution

The fourth proportional to 191,492,461.40, 287,238,692.10 and 114,008,363.60 is: 171,012,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,492,461.40 : 287,238,692.10 = 114,008,363.60 : x
  2. Step 2: Convert to fraction form
    191,492,461.40/287,238,692.10 = 114,008,363.60/x
  3. Step 3: Cross multiply
    191,492,461.40x = 287,238,692.10 × 114,008,363.60
  4. Step 4: Simplify right side
    191,492,461.40x = 32,747,613,248,925,248
  5. Step 5: Solve for x
    x = 32,747,613,248,925,248/191,492,461.40
  6. Step 6: Final answer
    x = 171,012,545.40

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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.