Home / 1,156,661,430.40-1,736,335,838.40-697,118,492.80

Finding the Fourth Proportional to 1,156,661,430.40, 1,736,335,838.40 and 697,118,492.80

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Solution

The fourth proportional to 1,156,661,430.40, 1,736,335,838.40 and 697,118,492.80 is: 1,046,487,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,661,430.40 : 1,736,335,838.40 = 697,118,492.80 : x
  2. Step 2: Convert to fraction form
    1,156,661,430.40/1,736,335,838.40 = 697,118,492.80/x
  3. Step 3: Cross multiply
    1,156,661,430.40x = 1,736,335,838.40 × 697,118,492.80
  4. Step 4: Simplify right side
    1,156,661,430.40x = 1,210,431,822,660,032,256
  5. Step 5: Solve for x
    x = 1,210,431,822,660,032,256/1,156,661,430.40
  6. Step 6: Final answer
    x = 1,046,487,581.28

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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.