Home / 805,658,888,363.95-1,112,311,118,261.50-512,849,085,756.05

Finding the Fourth Proportional to 805,658,888,363.95, 1,112,311,118,261.50 and 512,849,085,756.05

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Solution

The fourth proportional to 805,658,888,363.95, 1,112,311,118,261.50 and 512,849,085,756.05 is: 708,051,196,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,658,888,363.95 : 1,112,311,118,261.50 = 512,849,085,756.05 : x
  2. Step 2: Convert to fraction form
    805,658,888,363.95/1,112,311,118,261.50 = 512,849,085,756.05/x
  3. Step 3: Cross multiply
    805,658,888,363.95x = 1,112,311,118,261.50 × 512,849,085,756.05
  4. Step 4: Simplify right side
    805,658,888,363.95x = 570,447,740,076,699,900,968,960
  5. Step 5: Solve for x
    x = 570,447,740,076,699,900,968,960/805,658,888,363.95
  6. Step 6: Final answer
    x = 708,051,196,747.93

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Double scale
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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.