Home / 510,771,991,413.52-766,158,724,500.78-208,584,594,130.93

Finding the Fourth Proportional to 510,771,991,413.52, 766,158,724,500.78 and 208,584,594,130.93

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Solution

The fourth proportional to 510,771,991,413.52, 766,158,724,500.78 and 208,584,594,130.93 is: 312,877,192,321.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,771,991,413.52 : 766,158,724,500.78 = 208,584,594,130.93 : x
  2. Step 2: Convert to fraction form
    510,771,991,413.52/766,158,724,500.78 = 208,584,594,130.93/x
  3. Step 3: Cross multiply
    510,771,991,413.52x = 766,158,724,500.78 × 208,584,594,130.93
  4. Step 4: Simplify right side
    510,771,991,413.52x = 159,808,906,589,866,219,798,528
  5. Step 5: Solve for x
    x = 159,808,906,589,866,219,798,528/510,771,991,413.52
  6. Step 6: Final answer
    x = 312,877,192,321.39

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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.