Home / 359,762,038.40-496,475,035.68-211,085,688.71

Finding the Fourth Proportional to 359,762,038.40, 496,475,035.68 and 211,085,688.71

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Solution

The fourth proportional to 359,762,038.40, 496,475,035.68 and 211,085,688.71 is: 291,300,258.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,762,038.40 : 496,475,035.68 = 211,085,688.71 : x
  2. Step 2: Convert to fraction form
    359,762,038.40/496,475,035.68 = 211,085,688.71/x
  3. Step 3: Cross multiply
    359,762,038.40x = 496,475,035.68 × 211,085,688.71
  4. Step 4: Simplify right side
    359,762,038.40x = 104,798,774,831,352,256
  5. Step 5: Solve for x
    x = 104,798,774,831,352,256/359,762,038.40
  6. Step 6: Final answer
    x = 291,300,258.63

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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.