Finding the Fourth Proportional to 1,135,196,402,421.10, 1,566,580,803,152.10 and 647,480,033,759.70
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Solution
The fourth proportional to 1,135,196,402,421.10, 1,566,580,803,152.10 and 647,480,033,759.70 is: 893,528,017,838.06
Step by Step Solution
- Step 1: Write the proportion equation
1,135,196,402,421.10 : 1,566,580,803,152.10 = 647,480,033,759.70 : x - Step 2: Convert to fraction form
1,135,196,402,421.10/1,566,580,803,152.10 = 647,480,033,759.70/x - Step 3: Cross multiply
1,135,196,402,421.10x = 1,566,580,803,152.10 × 647,480,033,759.70 - Step 4: Simplify right side
1,135,196,402,421.10x = 1,014,329,791,312,219,584,069,632 - Step 5: Solve for x
x = 1,014,329,791,312,219,584,069,632/1,135,196,402,421.10 - Step 6: Final answer
x = 893,528,017,838.06
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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.