Home / 936,224,752.95-1,291,500,328.95-578,878,299.32

Finding the Fourth Proportional to 936,224,752.95, 1,291,500,328.95 and 578,878,299.32

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Solution

The fourth proportional to 936,224,752.95, 1,291,500,328.95 and 578,878,299.32 is: 798,549,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,224,752.95 : 1,291,500,328.95 = 578,878,299.32 : x
  2. Step 2: Convert to fraction form
    936,224,752.95/1,291,500,328.95 = 578,878,299.32/x
  3. Step 3: Cross multiply
    936,224,752.95x = 1,291,500,328.95 × 578,878,299.32
  4. Step 4: Simplify right side
    936,224,752.95x = 747,621,513,987,339,136
  5. Step 5: Solve for x
    x = 747,621,513,987,339,136/936,224,752.95
  6. Step 6: Final answer
    x = 798,549,185.58

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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.