Home / 79,298,705,140.32-118,913,152,661.76-42,024,963,950.40

Finding the Fourth Proportional to 79,298,705,140.32, 118,913,152,661.76 and 42,024,963,950.40

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Solution

The fourth proportional to 79,298,705,140.32, 118,913,152,661.76 and 42,024,963,950.40 is: 63,018,947,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,298,705,140.32 : 118,913,152,661.76 = 42,024,963,950.40 : x
  2. Step 2: Convert to fraction form
    79,298,705,140.32/118,913,152,661.76 = 42,024,963,950.40/x
  3. Step 3: Cross multiply
    79,298,705,140.32x = 118,913,152,661.76 × 42,024,963,950.40
  4. Step 4: Simplify right side
    79,298,705,140.32x = 4,997,320,953,838,875,705,344
  5. Step 5: Solve for x
    x = 4,997,320,953,838,875,705,344/79,298,705,140.32
  6. Step 6: Final answer
    x = 63,018,947,724.25

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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.