Home / 507,413,207,336.82-700,248,637,008.45-290,681,289,468.42

Finding the Fourth Proportional to 507,413,207,336.82, 700,248,637,008.45 and 290,681,289,468.42

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Solution

The fourth proportional to 507,413,207,336.82, 700,248,637,008.45 and 290,681,289,468.42 is: 401,150,726,490.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,413,207,336.82 : 700,248,637,008.45 = 290,681,289,468.42 : x
  2. Step 2: Convert to fraction form
    507,413,207,336.82/700,248,637,008.45 = 290,681,289,468.42/x
  3. Step 3: Cross multiply
    507,413,207,336.82x = 700,248,637,008.45 × 290,681,289,468.42
  4. Step 4: Simplify right side
    507,413,207,336.82x = 203,549,176,754,119,806,812,160
  5. Step 5: Solve for x
    x = 203,549,176,754,119,806,812,160/507,413,207,336.82
  6. Step 6: Final answer
    x = 401,150,726,490.66

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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.