Home / 851,828,651.84-1,175,524,323.90-460,688,075.84

Finding the Fourth Proportional to 851,828,651.84, 1,175,524,323.90 and 460,688,075.84

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Solution

The fourth proportional to 851,828,651.84, 1,175,524,323.90 and 460,688,075.84 is: 635,749,968.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,828,651.84 : 1,175,524,323.90 = 460,688,075.84 : x
  2. Step 2: Convert to fraction form
    851,828,651.84/1,175,524,323.90 = 460,688,075.84/x
  3. Step 3: Cross multiply
    851,828,651.84x = 1,175,524,323.90 × 460,688,075.84
  4. Step 4: Simplify right side
    851,828,651.84x = 541,550,038,880,607,936
  5. Step 5: Solve for x
    x = 541,550,038,880,607,936/851,828,651.84
  6. Step 6: Final answer
    x = 635,749,968.86

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1.5x scale

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.