Home / 255,894,177,420.90-353,145,065,345.90-141,708,798,413.94

Finding the Fourth Proportional to 255,894,177,420.90, 353,145,065,345.90 and 141,708,798,413.94

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Solution

The fourth proportional to 255,894,177,420.90, 353,145,065,345.90 and 141,708,798,413.94 is: 195,564,289,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,894,177,420.90 : 353,145,065,345.90 = 141,708,798,413.94 : x
  2. Step 2: Convert to fraction form
    255,894,177,420.90/353,145,065,345.90 = 141,708,798,413.94/x
  3. Step 3: Cross multiply
    255,894,177,420.90x = 353,145,065,345.90 × 141,708,798,413.94
  4. Step 4: Simplify right side
    255,894,177,420.90x = 50,043,762,875,979,813,355,520
  5. Step 5: Solve for x
    x = 50,043,762,875,979,813,355,520/255,894,177,420.90
  6. Step 6: Final answer
    x = 195,564,289,036.82

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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.