Home / 497,136,746.40-745,761,106.80-152,087,632.80

Finding the Fourth Proportional to 497,136,746.40, 745,761,106.80 and 152,087,632.80

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Solution

The fourth proportional to 497,136,746.40, 745,761,106.80 and 152,087,632.80 is: 228,148,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,136,746.40 : 745,761,106.80 = 152,087,632.80 : x
  2. Step 2: Convert to fraction form
    497,136,746.40/745,761,106.80 = 152,087,632.80/x
  3. Step 3: Cross multiply
    497,136,746.40x = 745,761,106.80 × 152,087,632.80
  4. Step 4: Simplify right side
    497,136,746.40x = 113,421,041,367,519,984
  5. Step 5: Solve for x
    x = 113,421,041,367,519,984/497,136,746.40
  6. Step 6: Final answer
    x = 228,148,577.21

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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.